MESON Chess Problem Database
Problem Display
PID: 93817 (8/Q1pR4/1pNpn2p/3NP2B/1PP1p3/pP1k4/P1R2p2/1KB1bb2 w - - 0 1)
Kratochvil, Karel
Sachove umeni (Ceskoslovensky sach), 1954
#2
13 + 11
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Bd2
- 2.Rxd2#
- 1...Bc3
- 2.Rxc3#
- 1...Bxb4
- 2.Sdxb4#
- 1...Be2
- 2.Bxe2#
- 1...Bg2
- 2.Be2#
- 1...Bh3
- 2.Be2#
- 1...Sd4
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...Sc5
- 2.Sf4#
- 1...Sg5
- 2.Sf4#
- 1...Sg7
- 2.Sf4#
- 1...Sd8
- 2.Sf4#
- 1...Sf8
- 2.Sf4#
- 1...e3
- 2.Bg6#
- 1...b5
- 2.Qe3#
- 1...dxe5
- 2.Sf4#
- 1...Bd2
- Tries
- 1.Bg4?
- 1...Bxb4
- 2.Sdxb4#
- 1...dxe5
- 2.Sf4#
- 1...e3
- 2.Bf5#
- 1...Sd4
- 2.Sf4#
- 1...Bd2
- 2.Rxd2#
- 1...Bc3
- 2.Rxc3#
- 1...Be2
- 2.Bxe2#
- 1...Bg2
- 2.Be2#
- 1...Bh3
- 2.Be2#
- 1...Sf4
- 2.Sxf4#
- 1...Sc5
- 2.Sf4#
- 1...Sg5
- 2.Sf4#
- 1...Sg7
- 2.Sf4#
- 1...Sd8
- 2.Sf4#
- 1...Sf8
- 2.Sf4#
- 1...b5
- 2.Qe3#
- 1...h5!
- 1...Bxb4
- 1.Re2?
- threat
- 2.Re3#
- 1...e3
- 2.Rxe3#
- 1...Bd2
- 2.Rxd2#
- 1...Bxe2!
- threat
- 1.Rxd6?
- threat
- 2.Sf4#
- 1...e3
- 2.Bg6#
- 1...Bd2
- 2.Rxd2#
- 1...Sf4
- 2.Sxf4#
- 1...cxd6!
- threat
- 1.Rxc7?
- 1...Bxb4
- 2.Sdxb4#
- 1...Sxc7
- 2.Sf4#
- 1...e3
- 2.Bg6#
- 1...Bc3
- 2.Rxc3#
- 1...Bd2
- 2.Rxd2#
- 1...Be2
- 2.Bxe2#
- 1...Bg2
- 2.Be2#
- 1...Bh3
- 2.Be2#
- 1...Sd4
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...Sc5
- 2.Sf4#
- 1...Sg5
- 2.Sf4#
- 1...Sg7
- 2.Sf4#
- 1...Sd8
- 2.Sf4#
- 1...Sf8
- 2.Sf4#
- 1...b5
- 2.Qe3#
- 1...dxe5!
- 1...Bxb4
- 1.Re7?
- 1...Bxb4
- 2.Sdxb4#
- 1...e3
- 2.Bg6#
- 1...Bc3
- 2.Rxc3#
- 1...Bd2
- 2.Rxd2#
- 1...Be2
- 2.Bxe2#
- 1...Bg2
- 2.Be2#
- 1...Bh3
- 2.Be2#
- 1...Sd4
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...Sc5
- 2.Sf4#
- 1...Sg5
- 2.Sf4#
- 1...Sg7
- 2.Sf4#
- 1...Sd8
- 2.Sf4#
- 1...Sf8
- 2.Sf4#
- 1...b5
- 2.Qe3#
- 1...dxe5!
- 1...Bxb4
- 1.Rf7?
- 1...Bxb4
- 2.Sdxb4#
- 1...e3
- 2.Bg6#
- 1...Bc3
- 2.Rxc3#
- 1...Bd2
- 2.Rxd2#
- 1...Be2
- 2.Bxe2#
- 1...Bg2
- 2.Be2#
- 1...Bh3
- 2.Be2#
- 1...Sd4
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...Sc5
- 2.Sf4#
- 1...Sg5
- 2.Sf4#
- 1...Sg7
- 2.Sf4#
- 1...Sd8
- 2.Sf4#
- 1...Sf8
- 2.Sf4#
- 1...b5
- 2.Qe3#
- 1...dxe5!
- 1...Bxb4
- 1.Rg7?
- 1...Bxb4
- 2.Sdxb4#
- 1...Sxg7
- 2.Sf4#
- 1...e3
- 2.Bg6#
- 1...Bc3
- 2.Rxc3#
- 1...Bd2
- 2.Rxd2#
- 1...Be2
- 2.Bxe2#
- 1...Bg2
- 2.Be2#
- 1...Bh3
- 2.Be2#
- 1...Sd4
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...Sc5
- 2.Sf4#
- 1...Sg5
- 2.Sf4#
- 1...Sd8
- 2.Sf4#
- 1...Sf8
- 2.Sf4#
- 1...b5
- 2.Qe3#
- 1...dxe5!
- 1...Bxb4
- 1.Rh7?
- 1...Bxb4
- 2.Sdxb4#
- 1...e3
- 2.Bg6#
- 1...Bc3
- 2.Rxc3#
- 1...Bd2
- 2.Rxd2#
- 1...Be2
- 2.Bxe2#
- 1...Bg2
- 2.Be2#
- 1...Bh3
- 2.Be2#
- 1...Sd4
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...Sc5
- 2.Sf4#
- 1...Sg5
- 2.Sf4#
- 1...Sg7
- 2.Sf4#
- 1...Sd8
- 2.Sf4#
- 1...Sf8
- 2.Sf4#
- 1...b5
- 2.Qe3#
- 1...dxe5!
- 1...Bxb4
- 1.Qxb6?
- threat
- 2.Qe3#
- 1...e3
- 2.Bg6#
- 2.Qxe3#
- 1...Bd2
- 2.Rxd2#
- 1...Sd4
- 2.Sf4#
- 2.Qxd4#
- 1...Sc5
- 2.Sf4#
- 1...cxb6!
- threat
- 1.Qb8?
- 1...Bxb4
- 2.Sdxb4#
- 1...dxe5
- 2.Sf4#
- 1...e3
- 2.Bg6#
- 1...Bc3
- 2.Rxc3#
- 1...Bd2
- 2.Rxd2#
- 1...Be2
- 2.Bxe2#
- 1...Bg2
- 2.Be2#
- 1...Bh3
- 2.Be2#
- 1...Sd4
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...Sc5
- 2.Sf4#
- 1...Sg5
- 2.Sf4#
- 1...Sg7
- 2.Sf4#
- 1...Sd8
- 2.Sf4#
- 1...Sf8
- 2.Sf4#
- 1...b5!
- 1...Bxb4
- 1.Qxa3?
- 1...Bxb4
- 2.Sdxb4#
- 1...dxe5
- 2.Sf4#
- 1...e3
- 2.Bg6#
- 1...Bc3
- 2.Rxc3#
- 1...Bd2
- 2.Rxd2#
- 1...Be2
- 2.Bxe2#
- 1...Bg2
- 2.Be2#
- 1...Bh3
- 2.Be2#
- 1...Sd4
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...Sc5
- 2.Sf4#
- 1...Sg5
- 2.Sf4#
- 1...Sg7
- 2.Sf4#
- 1...Sd8
- 2.Sf4#
- 1...Sf8
- 2.Sf4#
- 1...b5!
- 1...Bxb4
- 1.Qa4?
- 1...Bxb4
- 2.Sdxb4#
- 1...dxe5
- 2.Sf4#
- 1...e3
- 2.Bg6#
- 1...Bc3
- 2.Rxc3#
- 1...Bd2
- 2.Rxd2#
- 1...Be2
- 2.Bxe2#
- 1...Bg2
- 2.Be2#
- 1...Bh3
- 2.Be2#
- 1...Sd4
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...Sc5
- 2.Sf4#
- 1...Sg5
- 2.Sf4#
- 1...Sg7
- 2.Sf4#
- 1...Sd8
- 2.Sf4#
- 1...Sf8
- 2.Sf4#
- 1...b5!
- 1...Bxb4
- 1.Qa6?
- 1...Bxb4
- 2.Sdxb4#
- 1...dxe5
- 2.Sf4#
- 1...e3
- 2.Bg6#
- 1...Bd2
- 2.Rxd2#
- 1...Bc3
- 2.Rxc3#
- 1...Be2
- 2.Bxe2#
- 1...Bg2
- 2.Be2#
- 1...Bh3
- 2.Be2#
- 1...Sd4
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...Sc5
- 2.Sf4#
- 1...Sg5
- 2.Sf4#
- 1...Sg7
- 2.Sf4#
- 1...Sd8
- 2.Sf4#
- 1...Sf8
- 2.Sf4#
- 1...b5!
- 1...Bxb4
- 1.Qb7?
- 1...Bxb4
- 2.Sdxb4#
- 1...dxe5
- 2.Sf4#
- 1...e3
- 2.Bg6#
- 1...Bd2
- 2.Rxd2#
- 1...Bc3
- 2.Rxc3#
- 1...Be2
- 2.Bxe2#
- 1...Bg2
- 2.Be2#
- 1...Bh3
- 2.Be2#
- 1...Sd4
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...Sc5
- 2.Sf4#
- 1...Sg5
- 2.Sf4#
- 1...Sg7
- 2.Sf4#
- 1...Sd8
- 2.Sf4#
- 1...Sf8
- 2.Sf4#
- 1...b5!
- 1...Bxb4
- 1.Qxc7?
- 1...Bxb4
- 2.Sdxb4#
- 1...Sxc7
- 2.Sf4#
- 1...dxe5
- 2.Sf4#
- 1...e3
- 2.Bg6#
- 1...Bd2
- 2.Rxd2#
- 1...Bc3
- 2.Rxc3#
- 1...Be2
- 2.Bxe2#
- 1...Bg2
- 2.Be2#
- 1...Bh3
- 2.Be2#
- 1...Sd4
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...Sc5
- 2.Sf4#
- 1...Sg5
- 2.Sf4#
- 1...Sg7
- 2.Sf4#
- 1...Sd8
- 2.Sf4#
- 1...Sf8
- 2.Sf4#
- 1...b5!
- 1...Bxb4
- 1.Qa8?
- 1...Bxb4
- 2.Sdxb4#
- 1...dxe5
- 2.Sf4#
- 1...e3
- 2.Bg6#
- 1...Bd2
- 2.Rxd2#
- 1...Bc3
- 2.Rxc3#
- 1...Be2
- 2.Bxe2#
- 1...Bg2
- 2.Be2#
- 1...Bh3
- 2.Be2#
- 1...Sd4
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...Sc5
- 2.Sf4#
- 1...Sg5
- 2.Sf4#
- 1...Sg7
- 2.Sf4#
- 1...Sd8
- 2.Sf4#
- 1...Sf8
- 2.Sf4#
- 1...b5!
- 1...Bxb4
- 1.b5?
- 1...dxe5
- 2.Sdb4#
- 2.Sf4#
- 1...e3
- 2.Bg6#
- 1...Bd2
- 2.Rxd2#
- 1...Bc3
- 2.Rxc3#
- 1...Bb4
- 2.Sdxb4#
- 1...Be2
- 2.Bxe2#
- 1...Bg2
- 2.Be2#
- 1...Bh3
- 2.Be2#
- 1...Sd4
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...Sc5
- 2.Sf4#
- 1...Sg5
- 2.Sf4#
- 1...Sg7
- 2.Sf4#
- 1...Sd8
- 2.Sf4#
- 1...Sf8
- 2.Sf4#
- 1...Ba5!
- 1...dxe5
- 1.exd6?
- 1...Bxb4
- 2.Sdxb4#
- 1...e3
- 2.Bg6#
- 1...b5
- 2.Se5#
- 2.Qe3#
- 1...Bd2
- 2.Rxd2#
- 1...Bc3
- 2.Rxc3#
- 1...Be2
- 2.Bxe2#
- 1...Bg2
- 2.Be2#
- 1...Bh3
- 2.Be2#
- 1...Sd4
- 2.Sf4#
- 2.Se5#
- 1...Sf4
- 2.Sxf4#
- 1...Sc5
- 2.Sf4#
- 1...Sg5
- 2.Sf4#
- 1...Sg7
- 2.Sf4#
- 1...Sd8
- 2.Sf4#
- 1...Sf8
- 2.Sf4#
- 1...cxd6!
- 1...Bxb4
- 1.Bg4?
- Keys
- 1.Rd8!
- 1...Bxb4
- 2.Sdxb4#
- 1...Sxd8
- 2.Sf4#
- 1...dxe5
- 2.Sf4#
- 1...e3
- 2.Bg6#
- 1...Bc3
- 2.Rxc3#
- 1...Bd2
- 2.Rxd2#
- 1...Be2
- 2.Bxe2#
- 1...Bg2
- 2.Be2#
- 1...Bh3
- 2.Be2#
- 1...Sd4
- 2.Sf4#
- 1...Sf4
- 2.Sxf4#
- 1...Sc5
- 2.Sf4#
- 1...Sg5
- 2.Sf4#
- 1...Sg7
- 2.Sf4#
- 1...Sf8
- 2.Sf4#
- 1...b5
- 2.Qe3#
- 1...Bxb4
- 1.Rd8!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- B(a);N_GUARD::R1(D),XB(a)
- B(a);XP(F)::S(H),XB(a)
- B(b);N_GUARD::B(J),XB(b)
- B(b);N_GUARD::B(J)
- S(i);N_GUARD::S(H)
- S(i);N_GUARD::S(H),XS(i)
- P(f);OGATEB::B(J)
- P(g);OGATE::QAR1(L)
- P(h);XP(I)::R(M)+S(H),DCHECK
- Tries
- Try
- B(J);
- Vars
- B(a);XP(F)::S(H),XB(a)
- P(h);XP(I)::R(M)+S(H),DCHECK
- P(f);OGATEB::B(J)
- S(i);N_GUARD::S(H)
- B(a);N_GUARD::R1(D),XB(a)
- B(b);N_GUARD::B(J),XB(b)
- B(b);N_GUARD::B(J)
- S(i);N_GUARD::S(H),XS(i)
- P(g);OGATE::QAR1(L)
- Refutation
- P(j);
- Try
- R(D);
- Threat
- R1(D)
- Vars
- P(f);::R1(D),XP(f)
- B(a);N_GUARD::R1(D),XB(a)
- Refutation
- B(b);XR(D)
- Try
- R(M);XP(h)
- Threat
- R(M)+S(H),DCHECK
- Vars
- P(f);OGATEB::B(J)
- B(a);N_GUARD::R1(D),XB(a)
- S(i);::R(M)+S(H),DCHECK,XS(i)
- Refutation
- P(k);XR(M)
- Try
- R(M);XP(k)
- Vars
- B(a);XP(F)::S(H),XB(a)
- S(i);N_GUARD,XR(M)::S(H)
- P(f);OGATEB::B(J)
- B(a);N_GUARD::R1(D),XB(a)
- B(b);N_GUARD::B(J),XB(b)
- B(b);N_GUARD::B(J)
- S(i);N_GUARD::S(H)
- S(i);N_GUARD::S(H),XS(i)
- P(g);OGATE::QAR1(L)
- Refutation
- P(h);XP(I)
- Try
- R(M);
- Vars
- B(a);XP(F)::S(H),XB(a)
- P(f);OGATEB::B(J)
- B(a);N_GUARD::R1(D),XB(a)
- B(b);N_GUARD::B(J),XB(b)
- B(b);N_GUARD::B(J)
- S(i);N_GUARD::S(H)
- S(i);N_GUARD::S(H),XS(i)
- P(g);OGATE::QAR1(L)
- Refutation
- P(h);XP(I)
- Try
- R(M);
- Vars
- B(a);XP(F)::S(H),XB(a)
- P(f);OGATEB::B(J)
- B(a);N_GUARD::R1(D),XB(a)
- B(b);N_GUARD::B(J),XB(b)
- B(b);N_GUARD::B(J)
- S(i);N_GUARD::S(H)
- S(i);N_GUARD::S(H),XS(i)
- P(g);OGATE::QAR1(L)
- Refutation
- P(h);XP(I)
- Try
- R(M);
- Vars
- B(a);XP(F)::S(H),XB(a)
- S(i);N_GUARD,XR(M)::S(H)
- P(f);OGATEB::B(J)
- B(a);N_GUARD::R1(D),XB(a)
- B(b);N_GUARD::B(J),XB(b)
- B(b);N_GUARD::B(J)
- S(i);N_GUARD::S(H)
- S(i);N_GUARD::S(H),XS(i)
- P(g);OGATE::QAR1(L)
- Refutation
- P(h);XP(I)
- Try
- R(M);
- Vars
- B(a);XP(F)::S(H),XB(a)
- P(f);OGATEB::B(J)
- B(a);N_GUARD::R1(D),XB(a)
- B(b);N_GUARD::B(J),XB(b)
- B(b);N_GUARD::B(J)
- S(i);N_GUARD::S(H)
- S(i);N_GUARD::S(H),XS(i)
- P(g);OGATE::QAR1(L)
- Refutation
- P(h);XP(I)
- Try
- Q(L);XP(g)
- Threat
- QAR1(L)
- Vars
- B(a);N_GUARD::R1(D),XB(a)
- S(i);N_GUARD::S(H)
- Refutation
- P(k);XQ(L)
- Try
- Q(L);
- Vars
- B(a);XP(F)::S(H),XB(a)
- P(h);XP(I)::R(M)+S(H),DCHECK
- P(f);OGATEB::B(J)
- B(a);N_GUARD::R1(D),XB(a)
- B(b);N_GUARD::B(J),XB(b)
- B(b);N_GUARD::B(J)
- S(i);N_GUARD::S(H)
- S(i);N_GUARD::S(H),XS(i)
- Refutation
- P(g);
- Try
- Q(L);XP(d)
- Vars
- B(a);XP(F)::S(H),XB(a)
- P(h);XP(I)::R(M)+S(H),DCHECK
- P(f);OGATEB::B(J)
- B(a);N_GUARD::R1(D),XB(a)
- B(b);N_GUARD::B(J),XB(b)
- B(b);N_GUARD::B(J)
- S(i);N_GUARD::S(H)
- S(i);N_GUARD::S(H),XS(i)
- Refutation
- P(g);
- Try
- Q(L);
- Vars
- B(a);XP(F)::S(H),XB(a)
- P(h);XP(I)::R(M)+S(H),DCHECK
- P(f);OGATEB::B(J)
- B(a);N_GUARD::R1(D),XB(a)
- B(b);N_GUARD::B(J),XB(b)
- B(b);N_GUARD::B(J)
- S(i);N_GUARD::S(H)
- S(i);N_GUARD::S(H),XS(i)
- Refutation
- P(g);
- Try
- Q(L);
- Vars
- B(a);XP(F)::S(H),XB(a)
- P(h);XP(I)::R(M)+S(H),DCHECK
- P(f);OGATEB::B(J)
- B(a);N_GUARD::R1(D),XB(a)
- B(b);N_GUARD::B(J),XB(b)
- B(b);N_GUARD::B(J)
- S(i);N_GUARD::S(H)
- S(i);N_GUARD::S(H),XS(i)
- Refutation
- P(g);
- Try
- Q(L);
- Vars
- B(a);XP(F)::S(H),XB(a)
- P(h);XP(I)::R(M)+S(H),DCHECK
- P(f);OGATEB::B(J)
- B(a);N_GUARD::R1(D),XB(a)
- B(b);N_GUARD::B(J),XB(b)
- B(b);N_GUARD::B(J)
- S(i);N_GUARD::S(H)
- S(i);N_GUARD::S(H),XS(i)
- Refutation
- P(g);
- Try
- Q(L);XP(k)
- Vars
- B(a);XP(F)::S(H),XB(a)
- S(i);N_GUARD,XQ(L)::S(H)
- P(h);XP(I)::R(M)+S(H),DCHECK
- P(f);OGATEB::B(J)
- B(a);N_GUARD::R1(D),XB(a)
- B(b);N_GUARD::B(J),XB(b)
- B(b);N_GUARD::B(J)
- S(i);N_GUARD::S(H)
- S(i);N_GUARD::S(H),XS(i)
- Refutation
- P(g);
- Try
- Q(L);
- Vars
- B(a);XP(F)::S(H),XB(a)
- P(h);XP(I)::R(M)+S(H),DCHECK
- P(f);OGATEB::B(J)
- B(a);N_GUARD::R1(D),XB(a)
- B(b);N_GUARD::B(J),XB(b)
- B(b);N_GUARD::B(J)
- S(i);N_GUARD::S(H)
- S(i);N_GUARD::S(H),XS(i)
- Refutation
- P(g);
- Try
- P(F);
- Vars
- P(f);OGATEB::B(J)
- B(a);N_GUARD::R1(D),XB(a)
- B(a);N_GUARD::S(H),XB(a)
- B(b);N_GUARD::B(J),XB(b)
- B(b);N_GUARD::B(J)
- S(i);N_GUARD::S(H)
- S(i);N_GUARD::S(H),XS(i)
- Refutation
- B(a);
- Try
- P(I);XP(h)
- Vars
- B(a);XP(F)::S(H),XB(a)
- P(f);OGATEB::B(J)
- B(a);N_GUARD::R1(D),XB(a)
- B(b);N_GUARD::B(J),XB(b)
- B(b);N_GUARD::B(J)
- S(i);N_GUARD::S(H),XS(i)
- S(i);N_GUARD::S(H)
- Refutation
- P(k);XP(I)
- Try
- Actual
- R(M);
- Vars
- B(a);XP(F)::S(H),XB(a)
- S(i);N_GUARD,XR(M)::S(H)
- P(h);XP(I)::R(M)+S(H),DCHECK
- P(f);OGATEB::B(J)
- B(a);N_GUARD::R1(D),XB(a)
- B(b);N_GUARD::B(J),XB(b)
- B(b);N_GUARD::B(J)
- S(i);N_GUARD::S(H)
- S(i);N_GUARD::S(H),XS(i)
- P(g);OGATE::QAR1(L)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).