Step 4
Step 4
                                       1
    follows 2. Qf8+ and mate. Less        11) 1. Bc8 with the threats 2. Bxb7
    good is 1. Ne2 because after 1.           and 2. Re8#. Not good is 1.
    … Qxf1+ 2. Qxf1 Nxe2 Black                Rc8+ Rxc8 2. Bxc8 Rb1.
    can play on.                          12) 1. … Rc1+ 2. Bxc1 2. Qb1#; 2.
 9) 1. Rg6 fxg6 2. Qxg7#                      Rxc1 Qxd5
10) 1. … c4+ 2. Kh1 Qxb5
                                      2
 8) 1. ... Rxd4 2. Rxd4 Qe5              10) 1. ... Rxa5 2. Rxa5 Qe1+
 9) 1. Rxb7 Rxb7 2. Qa8+; 1. Rxe7        11) 1. Bxa6 Rxa6 2. Qd3
    Qxg2#                                12) 1. b4 Bxb4 2. Qd4
                                     3
14 Elimination of the defence / Blocking: B
 1) Drawing                                 g4#
 2) Drawing                              9) 1. Qh7+ Nxh7 2. Ng6+ Kg8 3.
 3) 1. Rh8+ Nxh8 2. Bh7#                    Bd5#
 4) 1. Ne7+ Nxe7 2. Rxf8+ Kxf8 3. 10) 1. ... g3 2. fxg3 Qxh2+ 3. Kxh2
    Rd8#                                    Rh5#; 2. Rxg3 Re1+ 3. Rg1
 5) 1. Rf8+ Rxf8 2. Ng7#                    Qg2#
 6) 1. Bg8 Rxg8 2. Nf7#                11) 1. ... Bxf3+ 2. Bxf3 Be5; 1. …
 7) 1. Rf8+ Qxf8 2. Rxf8+ Rxf8 3.           Be5? 2. f4
    Qxg6#                              12) 1. ... Rf2+ 2. Rxf2 Qh5+ 3. Kg1
 8) 1. Rf4+ Kh5 2. Rh4+ gxh4 3.             Qh1#
15 Test / Mix: C
 1) 1. Rd7+ Nxd7 2. Qg7#; 1. ...             attack: luring)
    Qxd7 2. Nf6+ (interfering and         8) 1. R1e6 Bxe6 2. Qxh6; 1. …
    double attack: luring)                   Qxe6 2. Rxe6 Bxe6 3. Qxh6 f6
 2) 1. Nf6 Bxf6 2. Qe4; 1. … gxf4            4. Qg6+ (interfering)
    2. Rxh7# (blocking)                   9) 1. ... Ra2+ 2.Bxa2 Nc2#
 3) 1. ... b4 2. Bxb4 Qb7+; 1. ...           (blocking)
    Qb7+? 2. Qf3 (double attack:         10) 1. ... Bxc2+ 2. Kxc2 b3+
    luring)                                  (discovered attack: luring)
 4) 1. ... Qxc3+ 2. Kxc3 Nxe4+           11) 1. Nd5 exd5 2. Rxe7; 1. ...
    (double attack: luring)                  Rxd7 2. Nxe7+ or 1. ... Qxd7 2.
 5) 1. ... Rxd4 2. Qxd4 Ng4+                 Nxf6+ (interfering)
    (discovered attack: luring)          12) 1. Bc7 Rxc7 2. Qe5 (double
 6) 1. ... Rh4+ 2. Nxh4 g4#                  attack: luring)
 7) 1. Rxb2 Rxb2 2. Qc3 (double
16 Test / Mix: D
 1) 1. ... Rd2 and 2. ... Nxf3+           6) 1. Qxd6 Kxd6 2. Bf4+
    (double attack: luring)                  (discovered attack: luring)
 2) 1. Rh8+ Bxh8 2. Qxf7#; 1. ...         7) 1. Qh7+ Nxh7 2. Ng6#
    Kxh8 2. Nxf7+ (luring away +             (blocking)
    mate or double attack: luring)        8) 1. e7 Nxe7 2. Qc7 (double
 3) 1. Rxd4 Rxd4 2. Qe3 (double              attack: luring)
    attack: luring)                       9) 1. Qa4+ Ra5 2. Qc6+ Bb6 3.
 4) 1. Qg7+ Kxg7 2. Rxg6#                    Qc8# (blocking)
    (discovered check: luring)           10) 1. Qd5+ Qxd5 2. Nxe7+
 5) 1. Rxf6+ Kxf6 2. Qf2+ (double            (double attack: luring)
    attack: luring)                      11) Drawing
                                     4
12) Drawing
                                      5
 8) 1. Bh6+ Kxh7 2. Bxf8; 1.            10) 1. Bc4+ Kh8 2. Bf7 or 2. Bb5
    Bf6+? Kxh7                          11) 1. Rxf8+ Kxf8 2. d7+
 9) 1. Ne4; 1. Nf5? Re8                 12) 1. ... Ra3 2. Rxa3 Bxd6+
                                    6
26 Double attack / Eliminating the defence: B
 1) 1. d5 Ne5 2. Qa4+ (chasing             away)
    away)                               8) 1. ... Ne3 2. fxe3 Qxe3+
 2) 1. Bxc6 dxc6 2. Qa3+                   (luring)
    (capturing)                         9) 1. Re7 Qxe7 2. Qxd5+ (luring
 3) 1. Nxf5 exf5 2. Qxd5+ (luring          away)
    away)                              10) 1. ... Bxg2 2. Qxg2 Qa5 (luring
 4) 1. f4 Re7 2. Qb2+; 1. Qb2?             away)
    Qb6+ (chasing away)                11) 1. Nd4 exd4 2. Qb3+
 5) 1. Ng5 fxg5 2. Qh5+; 1. ... g6         (interfering)
    2. Qh4+ (interfering)              12) 1. ... a6 (or first 1. … Qg6+ and
 6) 1. Bxf6 Qxf6 2. Qd5+                   2. … a6) 2. Qb3 Qg6+ (chasing
    (capturing)                            away)
 7) 1. Nxg6+ hxg6 2. Qh4+ (luring
27 Mate / Magnet: A
 1) 1. Re8+ Kxe8 2. Qe7#                  8) 1. Qf8+ Kxf8 2. Rxf7+ Ke8 3.
 2) 1. Rh8+ Kxh8 2. Qh7#                     Rf8+ Kd7 4. R2f7#
 3) 1. Qh6+ Kxh6 2. Rh1#; 1. …            9) 1. Rh8+ Kxh8 2. Qe8+ Kh7 3.
    Kg8 2. Rc8+ and mate                     Qg8#
 4) 1. ... Ra3+ 2. Kxa3 Qa6 and          10) 1. Rh8+ Qxh8 2. Qf7#
    mate                                 11) 1. ... Rh2+ 2. Kxh2 Qf4+ 3.
 5) Drawing                                  Kh1 Qf3+ 4. Kh2 Qg2#
 6) 1 Drawing                            12) 1. Qf6+ Kxf6 2. Be5#; 1. …
 7) 1. a4+ Kxa4 2. Qb3+                      Kg8 2. Be5 with mate.
28 Mate / Magnet: B
 1) 1. Rc4+ Kxc4 2. Qc3#                  7) 1. Rb8+ Kxb8 2. Rh8#
 2) 1. Rxh7+ Kxh7 2. Qf7+ Kh6 3.          8) 1. ... Rh1+ 2. Kxh1 Qh3+ 3.
    Qxg6#; 2. … Kh8 3. Nxg6#                 Kg1 Nf3#
 3) 1. ... Qh1+ 2. Kxh1 Bf3+ 3.           9) 1. ... Rg1+ 2. Kxg1 Qxh2+ 3.
    Kg1 Rd1#                                 Kf1 Qh1#
 4) 1. Qf8+ Kxf8 2. Rd8#                 10) 1. ... Ra3+ 2. Kxa3 Qa1+ 3.
 5) 1. ... Bd3+ 2. Kxd3 Qd1#                 Kb3 a4#
 6) 1. ... Qg1+ 2. Kxg1 Rbxg2+ 3.        11) 1. ... Bxh3 2. Kxh3 Qf4 and
    Kh1 Rg1+ 4. Rxg1 Nf2#; 2.                mate op g3.
    Rxg1 Nf2#                            12) 1. Rh7+ Kxh7 2. Qh2+
                                     7
      The black bishop is more active now; beside that the white pawns are
      split up.
 2)   1. Nd5+ and 2. Nxf6
      The black pawn structure got worse; especially pawn f7 is a problem
      child. Black can try to play f5 and f6, but then f5 will become a target
      for the white bishop.
 3)   Drawing
 4)   1. ... g5 2. fxg6? Bxg4
      Thanks to the pin of the white f-pawn Black can solve the problem of
      his backward pawn. Otherwise the rook should take over the protection
      of the g-pawn. The rook is no longer occupied by protecting the h-
      pawn.
 5)   1. Bxc6+ bxc6 2. Qxf3
      Before White takes back on f3, he weakens the pawn structure of the
      opponent.
 6)   Drawing
 7)   1. f5 Bxc4 2. bxc4; 1. Bxe6 fxe6 and there is nothing to worry about.
      White allows a double pawn. Black can not protect his weak pawn
      anymore.
 8)   1. e5 Bc7 2. Bxg6
      White doesn’t take on d5 because after 1. exd5 exd5 White remains
      with a pawn on e3 which can be attacked very easily. He prefers to
      move his e-pawn forward with tempo to deliver Black a weak double
      g-pawn.
 9)   1. Rc1 c5 2. Rc4
      Of course White doesn’t exchange on d5. The weak pawn on c6 must
      remain on the board. The rook is the best piece to attack the weak c-
      and a-pawn.
10)   1. ... h4 2. Bxe5 dxe5
      Black gets a strong pawn duo in the centre.
11)   1. h5 Bf5 2. h6
      Advancing the h-pawn is worsening the black pawn structure after 2.
      … gxh6 3. Bxf6 or after 2. … Bf8, when it is up to White in which
      moment he will take on g7.
12)   1. Re2
      It would be foolish to exchange the weak pawn on e5 for the f2-pawn.
      White can still take it on the next move.
30 Test / Mix: E
 1) 1. Bc3 Bxc3 2. c7; 1. c7? Bxc7           2. Bxc7 Kg5 (cashing in a
                                       8
    passed pawn)                             7) 1. Nd8 or 1. Bd8 (interfering)
 2) 1. ... Rxd4 2. Rxd4 Qg5 or 1. ...        8) 1. Ke3 Ng5 2. Bf6+; 1. ... Nd6
    Qg5 (double attack: eliminating             2. Bc5 (cashing in a passed
    the defence)                                pawn)
 3) 1. Nxd5 winning a pawn                   9) 1. ... Qxf3+ 2. Kxf3 Nh4+ 3.
    (placing the front piece)                   Kf4 g5# (mate)
 4) 1. ... Rg1+ 2. Kxg1 Nf3+ 3.             10) 1. ... Rxc1 2. Rxc1 Qh6 (double
    Kh1 Qh2# (magnet)                           attack: luring)
 5) 1. d6 Bxd6 2. Rb6 (placing the          11) 1. Nc6! Rxe3 2. Qxc2; 1. ...
    front piece)                                Rxc6 2. Rxe7 (interfering)
 6) 1. Rh8+ Kxh8 2. Qxh6+ Kg8 3.            12) 1. ... Qxe2 2. Rxe2 f6 (placing
    Qxg7# (placing the back piece)              the back piece)
31 Test / Mix: F
 1) 1. ... Bxe3 2. fxe3 Nc2 (double          6) 1. ... Be2 2. f3 Nxg3; 2. Qxe2
    attack: luring)                             hxg6 (defending against a pin)
 2) 1. f4 Bd6 2. Qxe6+ (attack on a          7) 1. Bc4 Rg7 2. Rh8+ (double
    pinned piece)                               attack: eliminating the defence)
 3) 1. Qa8 Rxa8 2. Nxe7+ (double             8) Drawing
    attack: eliminating the defence)         9) Drawing
 4) 1. Qf8+ Kxf8 2. Rh8#; 1. ...            10) 1. Rh7+ Rxh7 2. Qxg5+ Kxg5
    Rxf8 2. Ne7# (luring away +                 3. d8Q+ (cashing in a passed
    mate/ blocking)                             pawn)
 5) 1. ... Be7 2. Qxg5 Bxg5+; 2.            11) 1. ... Bf6+ 2. Bc3 Qd2 (placing
    Rdh1 Qxf4 3. Rxf4 Bg5                       the front piece)
    (double attack)                         12) 1. Qg8+ Kxg8 2. Ng6 (mate)
                                        9
34 Double attack / Chasing or aiming: A
 1) Drawing                                   Qa8+? Rd8
 2) 1. ... Qc5+ 2. Kf1 Ne3+; 2. Kh1    8)     1. ... Qe1+ 2. Kg2 Qe4+; 1. …
    Nf2+                                      Qe4+? 2. Qg2
 3) 1. Nb6+ Kb8 2. Nd7+                9)     1. Qc2+ Kg8 2. Qc8+
 4) 1. Nc7 and 2. Ne6+ or 2. Nxa8     10)     1. Qh5 g6 2. Qd5
 5) 1. ... Nf3+ 2. Kxg2 Nd2           11)     1. Qa4 b6 2. Qe4
 6) 1. ... Nc5 and 2. ... Nd3         12)     1. Qa7 and 2. Qa2+
 7) 1. Qe8+ Kh7 2. Qe4+; 1.
                                      10
39 King’s attack / Mating pattern ( ): C
 1) 4 mating patterns                 7) 1. Ng6+ Kh7 2. Ne5+
 2) 4 mating patterns                 8) 1. Qxc7+ Kxc7 2. Nd5+
 3) 4 mating patterns                 9) 1. ... Qxg2 2. Kxg2 Nf4+
 4) 1. ... Qb4+ 2. Ka1 Qc3+          10) 1. Nef6+ gxf6 2. Bh6+
 5) 1. ... Qxg2+ 2. Kxg2 Bf3+        11) 1. Qf6 gxf6 2. Nh6+
 6) 1. Qxh7+ Nxh7 2. Ng6+            12) 1. Qg8+ Kxg8 2. Ne7+
                                     11
    Bxe7 2. Qxh7#                          10) 1. Rf5 and 2. Qh6
 8) 1. Bxh7+ Nxh7 2. Qxf7+ Kh8             11) 1. Rxd7 Bxd7 2. Nf6+ Kf8 3.
    3. Ng6#                                    Nd5
 9) 1. Rg3+ Kh8 2. Re4; 1. Re4?            12) 1. Qf6 Bxf6 (otherwise 2.
    Qg7                                        Rh8+) 2. gxf6 and 3. Rh8#
                                      12
    zugzwang)                                   weakening the pawn structure)
 4) 1. a5 bxa5 2. Kd2 Kb3 3. Kc1             9) 1. ... a6 2. Kd2 Kb3 (activating
    (shifting the key squares by                the king but first preventing b5)
    delivering Black a rook’s               10) 1. ... f5 (Black must activate his
    pawn)                                       king, but first he must prevent
 5) 1. ... Kb8; 1. … b5 2. axb6 with            White playing e4)
    draw (first activate the king)          11) 1. ... f4 2. Kc4 Kg6 (activating
 6) 1. ... b6 2. Kf3 a6 (candidate              the king; first 1. … Kg6 does
    passed pawn in front)                       not win after 2. g3)
 7) 1. ... Kc3 2. a4 Kxd4 3. Ke6            12) 1. ... h4 (1. … Kg4 2. Kh6
    Kc5 4. Ke5 with a draw (first               Kxg3 3. Kxh5) 2. gxh4 h5
    hold off the king)                          (holding off the white king)
 8) 1. ... g5+ 2. hxg5 Kg6 (first
48 Test / Mix: G
 1) 1. Qb8+ Kh7 2. Qb1+ (double                   Rxg5 Rxf2 3. Rxf2 hxg5
    attack: chasing)                              (‘seventh’ rank)
 2) 1. Ne6 Bxe3 2. Nxd8+                     8)   1. Qg6 Bxg3 2. f6 (king’s
    (discovered attack)                           attack)
 3) 1. ... Rxc3 2. Rxa2 Rf3+                 9)   1. Rg4+ fxg4 2. Qg6+ Kh8 3.
    (‘seventh’ rank)                              Qh7# (king’s attack - access)
 4) 1. Qg1+ Kf8 2. Qc1 (double              10)   1. h3 Nh6 2. Qe4 (double
    attack: aiming)                               attack: eliminating the defence)
 5) 1. Rg1+ Kh8 2. Qxh7+ Kxh7 3.            11)   1. ... Qxg2+ 2. Rxg2 Rdxg2+ 3.
    Rh4# (mate door access)                       Kh1 Rg1+ (‘seventh’ rank)
 6) 1. Rc7+ Kg6 2. Qd1 (double              12)   1. Qh5 Nc6 2. Qh2+ (double
    attack: chasing)                              attack: aiming)
 7) 1. ... Re2 2. Qxc5 Rgxg2+; 2.
49 Test / Mix: H
 1) 1. Ra8+ Bd8 2. Rxd8+ Kxd8 3.                  Rh7# (king’s attack - access)
    Nxf7+ (double attack: luring)            7)   1. d6 Bxd6 2. Qd2 (double
 2) Drawing                                       attack: luring)
 3) 1. Bf8 Rxf8 2. Ne7# (mate)               8)   1. Rf6 Qxe5 2. Qxh6+; 2.
 4) 1. e4 Bxe4 2. Qb1 (placing the                Rh6+? Kg8 (king’s attack)
    front piece)                             9)   1. ... Qxh2+ 2. Kxh2 Nf3+ and
 5) 1. Rxf6 Qxf6 2. Qc2; 1. Qc2?                  3. … Nf2# (double check:
    Rc4 (double attack: eliminating               luring)
    the defence)                            10)   1. ... Qg3 2. fxg3 Rxg2+ 3. Kh1
 6) 1. Qxg6+ hxg6 2. Nf6+ Kg7 3.                  Rdd2 (‘seventh’ rank)
                                       13
11) 1. Bg6+ Kxg6 2. Qh5#; 1. ...           12) 1. ... Bxf2+ 2. Kxf2 Nxe4+; 2.
    Ke6 2. Qc8+ Qd7 3. Bf5+                    Qxf2 Nd3+ (double attack:
    (double attack: chasing)                   luring)
                                      14
55 Test / Mix: I
 1) 1. Nc7 Qxd6 2. Nxe8+ (double            8) 1. ... Qxb3 2. axb3 Nf3+
    attack: chasing)                           (double attack: eliminating the
 2) 1. Ne8 Rdxe8 2. Qf6+                       defence)
    (interfering and square                 9) 1. Qh6 gxh6 2. Nxh6# (mate
    clearance)                                 door access)
 3) 1. Bc5 Qxe2 2. Rxe7+                   10) 1. Qd5 Nc6 2. Qxc6 (double
 4) 1. Rh8+ Kxh8 2. Bf7#                       attack: luring)
    (discovered check: luring)             11) 1. Bh6 winning the exchange;
 5) 1. ... Rh2+ 2. Kxh2 Nf3+                   1. ... Re8 2. Bxa6 (king’s
    (magnet)                                   attack)
 6) 1. ... Ra2+ 2. Rd2 Qd7 (pacing         12) 1. Rg7!; 1. Rg8+? Qxg8 2.
    the front piece)                           Bxg8 Rxg8 and Black wins. (7th
 7) 1. d7 Rd8 2. Qa5 (double                   rank)
    attack: chasing)
56 Test / Mix: J
 1) 1. ... Nxd5 2. exd5 Qh4+                   (blocking)
    (double attack: clearing)               8) 1. Rc8 Qxc8 2. Ne7+ (double
 2) 1. ... Be5! 2. Qxe5 Nf3+; 2.               attack: luring)
    Qg5 Nf3+ (double attack:                9) 1. Ne7+ Qxe7 2. Qg4+; 1.
    luring/chasing)                            Qg4+ Kf8 (double attack:
 3) 1. ... Rf1+ 2. Kxf1 Qf5+; 2.               clearing/eliminating the
    Rxf1 Qxe3+ (magnet/luring                  defence)
    away + mate)                           10) 1. ... Re1 2. Qxe1 Qg4#; 2.
 4) 1. Rh6 gxh6 2. Qf6# (mate by               Re8+ Qxe8+ (luring away +
    access)                                    mate)
 5) 1. ... Qf1+ 2. Rxf1 Rxf1# (mate        11) 1. ... Rxe3 2. Qxe3 Bd4
    thanks to x-ray protection)            12) 1. Nf6+ Kh8 2. Qg5 with the
 6) 1. Nxc5 Qxc5 2. Qe4 (double                threat 3. Qxh6+; on 2. … hxg5
    attack: clearing)                          follows 3. Rh3# (king’s attack:
 7) 1. ... Nf3+ 2. Bxf3 Be5#                   access)
15