MESON Chess Problem Database
Problem Display
PID: 50522 (Qb5r/8/BB3p1r/P2RPp1p/1p2kn1R/q3N3/1n1p3K/1b4N1 w - - 0 1)
Stoyanov, Kiril N
Comm., Het Belgisch Schaakbord (L'Echiquier Belge), 1983-1984
#2
10 + 13
| 5110 | Bekroonde Problemen | 2002 |
SOLUTION
- SOUND
- Sets
- 1...Qxa5
- 2.Rxa5#
- 1...Bd3
- 2.Rb5#
- 1...Bxe5
- 2.Rd8#
- 1...Sd3
- 2.Rb5#
- 1...fxe5
- 2.Rd6#
- 1...Qxa5
- Tries
- 1.Sh3?
- threat
- 2.Rxf4#
- 1...Kf3
- 2.Rxf4#
- 1...Bxe5
- 2.Rd8#
- 1...fxe5
- 2.Sg5#
- 2.Rd6#
- 1...Sd3
- 2.Rb5#
- 1...Qxe3!
- threat
- 1.Bf1?
- threat
- 2.Bg2#
- 2.Rb5#
- 1...Qxe3
- 2.Rb5#
- 1...Qxa5
- 2.Bg2#
- 2.Rxa5#
- 1...Bxe5
- 2.Bg2#
- 2.Rd8#
- 1...fxe5
- 2.Bg2#
- 2.Rd6#
- 1...d1B
- 2.Rb5#
- 1...d1R
- 2.Bg2#
- 1...Qa2
- 2.Bg2#
- 1...Qb3
- 2.Bg2#
- 1...Qc3
- 2.Bg2#
- 1...Qd3
- 2.Bg2#
- 1...Rg6
- 2.Rb5#
- 1...R6h7
- 2.Bg2#
- 1...R8h7
- 2.Bg2#
- 1...Rc8
- 2.Bg2#
- 1...Rd8
- 2.Bg2#
- 1...Rg8
- 2.Rb5#
- 1...Ba2
- 2.Bg2#
- 1...Bd6
- 2.Bg2#
- 1...Ba7
- 2.Bg2#
- 1...Bc7
- 2.Bg2#
- 1...d1Q!
- threat
- 1.Be2?
- threat
- 2.Bf3#
- 2.Rb5#
- 1...Qxe3
- 2.Rb5#
- 1...Qxa5
- 2.Bf3#
- 2.Rxa5#
- 1...Bxe5
- 2.Bf3#
- 2.Rd8#
- 1...fxe5
- 2.Bf3#
- 2.Rd6#
- 1...d1B
- 2.Rb5#
- 1...d1R
- 2.Bf3#
- 1...Qa2
- 2.Bf3#
- 1...Qb3
- 2.Bf3#
- 1...Qc3
- 2.Bf3#
- 1...Qd3
- 2.Bf3#
- 1...R6h7
- 2.Bf3#
- 1...R8h7
- 2.Bf3#
- 1...Rc8
- 2.Bf3#
- 1...Rd8
- 2.Bf3#
- 1...Ba2
- 2.Bf3#
- 1...Bd6
- 2.Bf3#
- 1...Ba7
- 2.Bf3#
- 1...Bc7
- 2.Bf3#
- 1...d1Q!
- threat
- 1.Bd3+?
- 1...Bxd3
- 2.Rb5#
- 1...Sxd3
- 2.Rb5#
- 1...Qxd3!
- 1...Bxd3
- 1.Rd4+?
- 1...Kxe3
- 2.Rd3#
- 2.Rxb4#
- 2.Re4#
- 2.Rdxf4#
- 2.Rd6#
- 2.Rd7#
- 2.Rd8#
- 2.Qf3#
- 1...Kxe5!
- 1...Kxe3
- 1.Rc5+?
- 1...Kxe3
- 2.Rc1#
- 2.Rc2#
- 2.Rc3#
- 2.Rc7#
- 2.Rc8#
- 1...Kd4!
- 1...Kxe3
- 1.Sh3?
- Keys
- 1.Se2!
- threat
- 2.Rxf4#
- 1...Kf3
- 2.Rxf4#
- 1...Qxe3
- 2.Rc5#
- 1...Bxe5
- 2.Rd8#
- 1...fxe5
- 2.Rd6#
- 1...Sd3
- 2.Rb5#
- threat
- 1.Se2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 2
- Sets
- Q(d);OGATE,XP(E)::QAB(J)+R(F),XQ(d)
- B(a);SBLOCK::QAB(J)+R(F)
- B(l);SBLOCK,XP(G)::QAB(J)+R(F)
- S(b);SBLOCK::QAB(J)+R(F)
- P(j);SBLOCK,XP(G)::QAB(J)+R(F)
- Tries
- Try
- S(A);
- Threat
- R1(D),XS(g)
- Vars
- K(f);N_SPINS(g),S_FLIGHT::R1(D),XS(g)
- B(l);SBLOCK,XP(G)::QAB(J)+R(F)
- S(b);SBLOCK::QAB(J)+R(F)
- Refutation
- Q(d);XS(C)
- Try
- B(H);
- Threat
- DUALS(2)
- Vars
- Q(d);XS(C)::QAB(J)+R(F)
- P(c);::QAB(J)+R(F)
- P(c);::B(H)
- Q(d);::B(H)
- R(k);::QAB(J)+R(F)
- R(k);::B(H)
- R(m);::B(H)
- R(m);::QAB(J)+R(F)
- B(a);::B(H)
- B(l);::B(H)
- Refutation
- P(c);
- Try
- B(H);
- Threat
- DUALS(2)
- Vars
- Q(d);XS(C)::QAB(J)+R(F)
- P(c);::QAB(J)+R(F)
- P(c);::B(H)
- Q(d);::B(H)
- R(k);::B(H)
- R(m);::B(H)
- B(a);::B(H)
- B(l);::B(H)
- Refutation
- P(c);
- Try
- B(H);CHECK
- Vars
- B(a);SBLOCK,XB(H)::QAB(J)+R(F)
- S(b);SBLOCK,XB(H)::QAB(J)+R(F)
- Refutation
- Q(d);XB(H)
- Try
- R(F);CHECK
- Refutation
- K(f);N_SPINS(g),P-FLIGHT,XP(G)
- Try
- R(F);CHECK
- Refutation
- K(f);P-FLIGHT
- Try
- Actual
- S(A);
- Threat
- R1(D),XS(g)
- Vars
- K(f);N_SPINS(g),S_FLIGHT::R1(D),XS(g)
- Q(d);SBLOCK,XS(C)::QAB(J)+R(F)
- B(l);SBLOCK,XP(G)::QAB(J)+R(F)
- P(j);SBLOCK,XP(G)::QAB(J)+R(F)
- S(b);SBLOCK::QAB(J)+R(F)
Developed and maintained by Brian Stephenson.
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CSS/Javascript (jQuery, Bootstrap & DataTables).