MESON Chess Problem Database
Problem Display
PID: 10638 (8/BP6/PR2P3/2rPp3/2PkP3/Q2N1p2/B2b1N2/4RK2 w - - 0 1)
Mansfield, Comins
2nd Place, Problem 046. TT, 1966
#2
14 + 5
| 4054 | Complete Mansfield/III | 1999 |
SOLUTION
- SOUND
- Sets
- 1...Rxc4
- 2.Rb4#
- 1...Ra5
- 2.Rb5#
- 1...Rb5
- 2.Rxb5#
- 1...Rxd5
- 2.Rd6#
- 1...Rc6
- 2.Rxc6#
- 1...Rc7
- 2.Rc6#
- 1...Rc8
- 2.Rc6#
- 1...Bc3
- 2.Qxc5#
- 1...Be3
- 2.Qb2#
- 1...Bf4
- 2.Qb2#
- 1...Bg5
- 2.Qb2#
- 1...Bh6
- 2.Qb2#
- 1...Rxc4
- Tries
- 1.Sc1?
- threat
- 2.Qd3#
- 1...Rxc4
- 2.Rb4#
- 1...Rxd5
- 2.Rd6#
- 1...Ra5
- 2.Rb5#
- 1...Rb5
- 2.Rxb5#
- 1...Rc6
- 2.Rxc6#
- 1...Rc7
- 2.Rc6#
- 1...Rc8
- 2.Rc6#
- 1...Bc3!
- threat
- 1.Sb2?
- threat
- 2.Qd3#
- 1...Rxc4
- 2.Rb4#
- 1...Rxd5
- 2.Rd6#
- 1...Ra5
- 2.Rb5#
- 1...Rb5
- 2.Rxb5#
- 1...Rc6
- 2.Rxc6#
- 1...Rc7
- 2.Rc6#
- 1...Rc8
- 2.Rc6#
- 1...Bc3!
- threat
- 1.Sb4?
- threat
- 2.Sc2#
- 2.Qd3#
- 1...Rxd5
- 2.Sc2#
- 2.Sc6#
- 2.Rd6#
- 1...Bxb4
- 2.Qd3#
- 2.Qe3#
- 1...Ra5
- 2.Sc2#
- 2.Sc6#
- 2.Rb5#
- 1...Rb5
- 2.Sc2#
- 2.Sc6#
- 2.Rxb5#
- 1...Rc6
- 2.Sc2#
- 2.Sxc6#
- 2.Rxc6#
- 1...Rc7
- 2.Sc2#
- 2.Rc6#
- 1...Rc8
- 2.Sc2#
- 2.Rc6#
- 1...Bc3
- 2.Sc2#
- 1...Rxc4!
- threat
- 1.Rb3?
- threat
- 2.Qxc5#
- 1...Kxc4
- 2.Rb4#
- 2.Qxc5#
- 1...Bb4!
- threat
- 1.Sc1?
- Keys
- 1.Rd1!
- 1...Ke3
- 2.Qxc5#
- 1...Rxc4
- 2.Rb4#
- 1...Rxd5
- 2.Rd6#
- 1...Bc3
- 2.Qxc5#
- 1...Ra5
- 2.Rb5#
- 1...Rb5
- 2.Rxb5#
- 1...Rc6
- 2.Rxc6#
- 1...Rc7
- 2.Rc6#
- 1...Rc8
- 2.Rc6#
- 1...Bc1
- 2.Sxc1#
- 1...Be1
- 2.Sxe1#
- 1...Be3
- 2.Qb2#
- 1...Bb4
- 2.Sxb4#
- 1...Bf4
- 2.Sxf4#
- 1...Ba5
- 2.Sb4#
- 1...Bg5
- 2.Sf4#
- 1...Bh6
- 2.Sf4#
- 1...Ke3
- 1.Rd1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 3
- ADDED MATES = 5
- REMOVED MATES = 0
- Sets
- R(d);OGATEB,XP(G)::B(M)+R(K)
- R(d);OGATEB::B(M)+R(K)
- R(d);OGATEB::B(M)+R(K),XR(d)
- R(d);OGATEB,XP(I)::B(M)+R(K)
- B(a);SBLOCK::QAB1(E),XR(d)
- B(a);N_GUARD::QAB(E)
- Tries
- Try
- S(F);
- Threat
- QAR1(E)
- Vars
- R(d);OGATEB,XP(G)::B(M)+R(K)
- R(d);OGATEB,XP(I)::B(M)+R(K)
- R(d);OGATEB::B(M)+R(K)
- R(d);OGATEB::B(M)+R(K),XR(d)
- Refutation
- B(a);
- Try
- S(F);
- Threat
- QAR1(E)
- Vars
- R(d);OGATEB,XP(G)::B(M)+R(K)
- R(d);OGATEB,XP(I)::B(M)+R(K)
- R(d);OGATEB::B(M)+R(K)
- R(d);OGATEB::B(M)+R(K),XR(d)
- Refutation
- B(a);
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- B(a);::S(F)
- Refutation
- R(d);XP(G)
- Try
- R(K);P_PINR(d)
- Threat
- QAB1(E),XR(d)
- Refutation
- B(a);
- Try
- Actual
- R(A);
- Vars
- K(c);S_FLIGHT::QAB(E),XR(d)
- R(d);OGATEB,XP(G)::B(M)+R(K)
- R(d);OGATEB,XP(I)::B(M)+R(K)
- B(a);SBLOCK::QAB1(E),XR(d)
- R(d);OGATEB::B(M)+R(K)
- R(d);OGATEB::B(M)+R(K),XR(d)
- B(a);::R(A)+S(F),XB(a)
- B(a);N_GUARD,SBLOCK::QAB(E)
- B(a);::R(A)+S(F)
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