MESON Chess Problem Database
Problem Display
PID: 181837 (5B2/3B4/3r4/2NpP3/RQpk4/2R3P1/8/K7 w - - 0 1)
van Dijk, Johannes
Haagsche Courant, 1899
#2
9 + 4
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Tries
- 1.Bg7?
- threat
- 2.Rd3#
- 2.exd6#
- 2.e6#
- 1...Rxd7
- 2.Rd3#
- 1...Ra6
- 2.Rd3#
- 2.e6#
- 1...Rb6
- 2.Rd3#
- 2.e6#
- 1...Rc6
- 2.Rd3#
- 2.e6#
- 1...Re6
- 2.Rd3#
- 1...Rg6
- 2.Rd3#
- 1...Rh6
- 2.Rd3#
- 1...Rf6!
- threat
- 1.Rc2?
- 1...Ke3
- 2.Qc3#
- 1...Rxd7
- 2.Qc3#
- 1...Ra6
- 2.Qc3#
- 1...Rb6
- 2.Qc3#
- 1...Rc6
- 2.Qc3#
- 1...Re6
- 2.Qc3#
- 1...Rf6
- 2.Qc3#
- 1...Rg6
- 2.Qc3#
- 1...Rh6
- 2.Qc3#
- 1...Kxe5!
- 1...Ke3
- 1.Rca3?
- 1...Rxd7
- 2.Qc3#
- 2.Qb2#
- 1...Ra6
- 2.Qc3#
- 2.Qb2#
- 1...Rb6
- 2.Qc3#
- 1...Rc6
- 2.Qc3#
- 2.Qb2#
- 1...Re6
- 2.Qc3#
- 2.Qb2#
- 1...Rf6
- 2.Qc3#
- 2.Qb2#
- 1...Rg6
- 2.Qc3#
- 2.Qb2#
- 1...Rh6
- 2.Qc3#
- 2.Qb2#
- 1...Kxe5!
- 1...Rxd7
- 1.Rb3?
- 1...Rxd7
- 2.Qc3#
- 1...Ra6
- 2.Qc3#
- 1...Rb6
- 2.Qc3#
- 1...Rc6
- 2.Qc3#
- 1...Re6
- 2.Qc3#
- 1...Rf6
- 2.Qc3#
- 1...Rg6
- 2.Qc3#
- 1...Rh6
- 2.Qc3#
- 1...Kxe5!
- 1...Rxd7
- 1.Re3?
- 1...Rxd7
- 2.Qd2#
- 2.Qc3#
- 1...Ra6
- 2.Qd2#
- 2.Qc3#
- 1...Rb6
- 2.Qd2#
- 2.Qc3#
- 1...Rc6
- 2.Qd2#
- 2.Qc3#
- 1...Re6
- 2.Qd2#
- 2.Qc3#
- 1...Rf6
- 2.Qd2#
- 2.Qc3#
- 1...Rg6
- 2.Qd2#
- 2.Qc3#
- 1...Rh6
- 2.Qd2#
- 2.Qc3#
- 1...Kxe3!
- 1...Rxd7
- 1.Rf3?
- 1...Rxd7
- 2.Qc3#
- 2.Qb2#
- 1...Ra6
- 2.Qc3#
- 2.Qb2#
- 1...Rb6
- 2.Qc3#
- 1...Rc6
- 2.Qc3#
- 2.Qb2#
- 1...Re6
- 2.Qc3#
- 2.Qb2#
- 1...Rf6
- 2.Qc3#
- 2.Qb2#
- 1...Rg6
- 2.Qc3#
- 2.Qb2#
- 1...Rh6
- 2.Qc3#
- 2.Qb2#
- 1...Kxe5!
- 1...Rxd7
- 1.Qb2?
- 1...Kxe5
- 2.Re3#
- 1...Rxd7
- 2.Rca3#
- 2.Rb3#
- 2.Rd3#
- 2.Rf3#
- 1...Ra6
- 2.Rca3#
- 2.Rb3#
- 2.Rd3#
- 2.Rf3#
- 1...Rb6
- 2.Rb3#
- 2.Rd3#
- 1...Rc6
- 2.Rca3#
- 2.Rb3#
- 2.Rd3#
- 2.Rf3#
- 1...Re6
- 2.Rca3#
- 2.Rb3#
- 2.Rd3#
- 2.Rf3#
- 1...Rf6
- 2.Rca3#
- 2.Rb3#
- 2.Rd3#
- 2.Rf3#
- 1...Rg6
- 2.Rca3#
- 2.Rb3#
- 2.Rd3#
- 2.Rf3#
- 1...Rh6
- 2.Rca3#
- 2.Rb3#
- 2.Rd3#
- 2.Rf3#
- 1...Kxc5!
- 1...Kxe5
- 1.Qxc4+?
- 1...Kxe5
- 2.Qd4#
- 2.Qf4#
- 1...dxc4!
- 1...Kxe5
- 1.Bg7?
- Keys
- 1.Qb8!
- 1...Kxc3
- 2.Qb2#
- 1...Kxc5
- 2.Qa7#
- 1...Kxe5
- 2.Bg7#
- 1...Rxd7
- 2.Rd3#
- 1...Ra6
- 2.Rd3#
- 1...Rb6
- 2.Rd3#
- 1...Rc6
- 2.Rd3#
- 1...Re6
- 2.Rd3#
- 1...Rf6
- 2.Rd3#
- 1...Rg6
- 2.Rd3#
- 1...Rh6
- 2.Rd3#
- 1...Kxc3
- 1.Qb8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 11
- REMOVED MATES = 0
- Sets
- Tries
- Try
- B(I);
- Threat
- DUALS(3)
- Vars
- R(d);XB(H)::R1(B)
- R(d);::R1(B)
- Refutation
- R(d);
- Try
- R(B);
- Vars
- K(b);N_SPINP(a),S_FLIGHT::QAR2(E)
- R(d);XB(H)::QAB1(E)
- R(d);P_PINR(D)::QAB1(E)
- R(d);::QAB1(E)
- Refutation
- K(b);N_SPINP(a),S_FLIGHT,XP(G)
- Try
- R(B);
- Vars
- R(d);::QAB1(E)
- Refutation
- K(b);N_SPINP(a),S_FLIGHT,XP(G)
- Try
- R(B);
- Vars
- R(d);XB(H)::QAB1(E)
- R(d);P_PINR(D)::QAB1(E)
- R(d);::QAB1(E)
- Refutation
- K(b);N_SPINP(a),S_FLIGHT,XP(G)
- Try
- R(B);
- Refutation
- K(b);N_SPINP(a),S_FLIGHT,XR(B)
- Try
- R(B);
- Vars
- R(d);::QAB1(E)
- Refutation
- K(b);N_SPINP(a),S_FLIGHT,XP(G)
- Try
- Q(E);
- Vars
- K(b);N_SPINP(a),S_FLIGHT,XP(G)::QAB(E)+R(B),DCHECK
- Refutation
- K(b);P_SPINR(d),S_FLIGHT,XS(F)
- Try
- Q(E);CHECK,XP(a)
- Refutation
- P(c);P_SPINP(c),XQ(E)
- Try
- Actual
- Q(E);
- Vars
- K(b);N_SPINP(a),OGATEB,S_FLIGHT,XR(B)::QAB1(E)
- K(b);OGATEB,P_SPINR(d),S_FLIGHT,XS(F)::QAB(E)
- K(b);N_SPINP(a),OGATEB,P_SPINR(d),S_FLIGHT,XP(G)::B(I)
- R(d);XB(H)::R1(B)
- R(d);P_PINR(D)::R1(B)
- R(d);::R1(B)
Developed and maintained by Brian Stephenson.
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