MESON Chess Problem Database
Problem Display
PID: 17836 (8/3Kp3/2p1P3/Rn3p1Q/3kP1bR/1P1p4/1P3NNB/1B6 w - - 0 1)
Hartong, Jan
1st Prize, Dutch Problem Society TT, 1951
#2
12 + 7
| 3147 | Chess Problems: Introduction to an Art | 1963 |
| 3105 | FIDE Album (1945-1955) | 1964 |
SOLUTION
- SOUND
- Sets
- 1...Sa3
- 2.Be5#
- 2.Qh8#
- 1...Sc3
- 2.Be5#
- 2.Qh8#
- 1...Sd6
- 2.Be5#
- 2.Qh8#
- 1...Sa7
- 2.Be5#
- 2.Qh8#
- 1...Sc7
- 2.Be5#
- 2.Qh8#
- 1...fxe4
- 2.Ra4#
- 2.Qe5#
- 1...f4
- 2.Ra4#
- 1...c5
- 2.Qh8#
- 1...Sa3
- Tries
- 1.Kxc6?
- threat
- 2.Ra4#
- 2.Qh8#
- 1...Bxh5
- 2.Ra4#
- 1...Sa3
- 2.Be5#
- 2.Rd5#
- 2.Qh8#
- 1...Sc3
- 2.Be5#
- 2.Qh8#
- 1...Sd6
- 2.Be5#
- 2.Rd5#
- 2.Qh8#
- 1...Sa7+!
- threat
- 1.Be5+?
- 1...Kxe5
- 2.Qh8#
- 1...Kc5!
- 1...Kxe5
- 1.Bd6?
- threat
- 2.Ra4#
- 2.Qh8#
- 1...Bxh5
- 2.Ra4#
- 1...Sxd6
- 2.Qh8#
- 1...fxe4
- 2.Bc5#
- 2.Ra4#
- 2.Qc5#
- 2.Qe5#
- 1...Sa3
- 2.Be5#
- 2.Qh8#
- 1...Sc3
- 2.Be5#
- 2.Qh8#
- 1...c5
- 2.Qh8#
- 1...exd6!
- threat
- 1.Rxb5?
- threat
- 2.Be5#
- 2.Qh8#
- 1...Bxh5
- 2.Be5#
- 1...f4
- 2.Rb4#
- 2.Qc5#
- 2.Qe5#
- 2.Qh8#
- 1...c5
- 2.Qh8#
- 1...cxb5!
- threat
- 1.Qxf5?
- threat
- 2.Ra4#
- 2.Qe5#
- 1...Sa3
- 2.Be5#
- 2.Qc5#
- 2.Qe5#
- 1...Sc3
- 2.Be5#
- 2.Qc5#
- 2.Qe5#
- 1...Sd6
- 2.Be5#
- 2.Qc5#
- 2.Qe5#
- 1...c5
- 2.Be5#
- 2.Qd5#
- 2.Qe5#
- 1...Bxf5!
- threat
- 1.Qg5?
- threat
- 2.Qe3#
- 1...fxe4
- 2.Ra4#
- 2.Qe5#
- 1...f4
- 2.Ra4#
- 1...Kc5!
- threat
- 1.Kxc6?
- Keys
- 1.Bg1!
- 1...Kc5
- 2.Sxd3#
- 1...Ke5
- 2.Qh8#
- 1...Bxh5
- 2.Sxd3#
- 1...fxe4
- 2.Ra4#
- 1...Sa3
- 2.Qh8#
- 1...Bd1
- 2.Sxd3#
- 1...Be2
- 2.Sxd3#
- 1...Bf3
- 2.Sxd3#
- 1...Bh3
- 2.Sxd3#
- 1...Sc3
- 2.Qh8#
- 1...Sd6
- 2.Qh8#
- 1...Sa7
- 2.Qh8#
- 1...Sc7
- 2.Qh8#
- 1...d2
- 2.Sxg4#
- 1...f4
- 2.Ra4#
- 1...c5
- 2.Qh8#
- 1...Kc5
- 1.Bg1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 14
- REMOVED MATES = 0
- Sets
- P(e);P_PINP(K)::R(I)
- P(f);SBLOCK::QAB(J)
- Tries
- Try
- K(L);S_FLIGHT,XP(f)
- Threat
- DUALS(2)
- Vars
- B(c);XQ(J)::R(I)
- Refutation
- S(d);CHECK
- Try
- B(E);CHECK
- Vars
- K(b);P_SPINP(e),P_SPINS(d),S_FLIGHT,XB(E)::QAB(J)
- Refutation
- K(b);P_SPINS(d),S_FLIGHT
- Try
- B(E);
- Threat
- DUALS(2)
- Vars
- B(c);XQ(J)::R(I)
- S(d);XB(E)::QAB(J)
- P(f);::QAB(J)
- Refutation
- P(g);XB(E)
- Try
- R(I);XS(d)
- Threat
- DUALS(2)
- Vars
- B(c);XQ(J)::B(E)
- P(f);::QAB(J)
- Refutation
- P(f);XR(I)
- Try
- Q(J);XP(e)
- Threat
- DUALS(2)
- Refutation
- B(c);P_PINP(K),XQ(J)
- Try
- Q(J);
- Threat
- QAB1(J)
- Vars
- P(e);P_PINP(K)::R(I)
- Refutation
- K(b);P_SPINP(e),P_SPINS(d),S_FLIGHT
- Try
- Actual
- B(E);
- Vars
- K(b);P_SPINP(e),P_SPINS(d),S_FLIGHT::B(E)+S(C),DCHECK,XP(a)
- K(b);P_SPINP(e),P_SPINS(d),S_FLIGHT::QAB(J)
- B(c);XQ(J)::B(E)+S(C),XP(a)
- P(e);P_PINP(K),XP(G)::R(I)
- S(d);::QAB(J)
- B(c);::B(E)+S(C),XP(a)
- P(a);::B(E)+S(C),XB(c)
- P(e);P_PINP(K)::R(I)
- P(f);SBLOCK::QAB(J)
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