MESON Chess Problem Database
Problem Display
PID: 7193 (8/BB1K4/4R1p1/2p2brp/1b1krN1Q/nPRN1pP1/3P4/8 w - - 0 1)
Barnes, Barry Peter
2nd HM., StrateGems, 1998
#2
11 + 10
| 145 | StrateGems | 1999 |
SOLUTION
- SOUND
- Sets
- 1...Re1
- 2.Se2#
- 1...Re2
- 2.Sxe2#
- 1...Re3
- 2.Se2#
- 1...Re5
- 2.Se2#
- 1...Rxe6
- 2.Se2#
- 2.Sxe6#
- 1...Bxc3
- 2.Bxc5#
- 1...Ba5
- 2.Bxc5#
- 1...Bxe6+
- 2.Sxe6#
- 1...Sb1
- 2.Rc4#
- 1...Sc2
- 2.Rc4#
- 1...Sc4
- 2.Rxc4#
- 1...Sb5
- 2.Rc4#
- 1...f2
- 2.Se2#
- 1...Re1
- Tries
- 1.Kd8?
- threat
- 2.Rd6#
- 1...Rxe6
- 2.Se2#
- 2.Sxe6#
- 1...Bxe6
- 2.Sxe6#
- 1...Bh3
- 2.Rxe4#
- 1...Re5
- 2.Se2#
- 1...Bg4
- 2.Rxe4#
- 1...Sc4
- 2.Rxc4#
- 1...Sb5
- 2.Rc4#
- 1...Ba5+!
- threat
- 1.Se1?
- threat
- 2.Sxf3#
- 2.Rd3#
- 1...Rxe1
- 2.Se2#
- 1...Rxf4
- 2.Sxf3#
- 1...Rxe6
- 2.Sxf3#
- 1...Rxg3
- 2.Rd3#
- 1...Bxc3
- 2.Sxf3#
- 1...Re2
- 2.Sxf3#
- 2.Sxe2#
- 1...Re3
- 2.Se2#
- 1...Re5
- 2.Sxf3#
- 2.Se2#
- 1...Bg4
- 2.Rd3#
- 1...f2
- 2.Sf3#
- 2.Se2#
- 2.Rd3#
- 1...Bxe6+!
- threat
- 1.Se5?
- threat
- 2.Sxf3#
- 2.Sc6#
- 2.Rd3#
- 1...Rxf4
- 2.Sxf3#
- 1...Rxe5
- 2.Se2#
- 1...Rxg3
- 2.Sc6#
- 2.Rd3#
- 1...Bxc3
- 2.Sxf3#
- 2.Sc6#
- 1...Re1
- 2.Se2#
- 2.Sxf3#
- 2.Sc6#
- 1...Re2
- 2.Sxe2#
- 2.Sxf3#
- 2.Sc6#
- 1...Re3
- 2.Se2#
- 2.Sc6#
- 1...Bg4
- 2.Sc6#
- 2.Rd3#
- 1...f2
- 2.Se2#
- 2.Sf3#
- 2.Sc6#
- 2.Rd3#
- 1...Bxe6+!
- threat
- 1.Rxc5?
- threat
- 2.Rc4#
- 2.Rd5#
- 1...Rxf4
- 2.Rd5#
- 1...Rxe6
- 2.Rc4#
- 1...Bxd2
- 2.Rc1#
- 2.Rc2#
- 2.Rc4#
- 2.Rc6#
- 2.Rc7#
- 2.Rc8#
- 1...Bxc5
- 2.Bxc5#
- 1...Re5
- 2.Rc4#
- 1...Sc4
- 2.Rxc4#
- 2.Rd5#
- 1...Bxe6+!
- threat
- 1.Kd8?
- Keys
- 1.Ke8!
- 1...Rxe6+
- 2.Sxe6#
- 1...Rxf4
- 2.Rd6#
- 1...Rxg3
- 2.Qd8#
- 1...Bxc3
- 2.Bxc5#
- 1...Bxe6
- 2.Sxe6#
- 1...Bh3
- 2.Rxe4#
- 1...Re1
- 2.Se2#
- 1...Re2
- 2.Sxe2#
- 1...Re3
- 2.Se2#
- 1...Re5
- 2.Se2#
- 1...Rg4
- 2.Qd8#
- 1...Ba5
- 2.Bxc5#
- 1...Bg4
- 2.Rxe4#
- 1...Sb1
- 2.Rc4#
- 1...Sc2
- 2.Rc4#
- 1...Sc4
- 2.Rxc4#
- 1...Sb5
- 2.Rc4#
- 1...f2
- 2.Se2#
- 1...Rxe6+
- 1.Ke8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 0
- Sets
- R(e);::QAR(G)+S(F),DCHECK
- R(e);::QAR(G)+S(F),DCHECK,XR(e)
- B(c);N_GUARD,XR(C)::B(I),XP(f)
- B(c);N_GUARD::B(I),XP(f)
- B(g);CHECK,XR(H)::S(F),XB(g)
- S(a);N_GUARD::R1(C)
- S(a);N_GUARD::R1(C),XS(a)
- P(b);N_GUARD::S(F)
- Tries
- Try
- K(K);N_SPINR(H),P-FLIGHT
- Threat
- R(H)
- Vars
- B(g);XR(H)::S(F),XB(g)
- B(g);N_GUARD::R1(H),XR(e)
- R(e);::QAR(G)+S(F),DCHECK
- S(a);N_GUARD::R1(C),XS(a)
- S(a);N_GUARD::R1(C)
- Refutation
- B(c);CHECK
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- R(e);XS(D)::QAR(G)+S(F),DCHECK
- R(e);P_SPINR(e),XS(F)::S(D),XP(b)
- R(e);XR(H)::S(D),XP(b)
- R(h);XP(E)::R1(C)
- B(c);XR(C)::S(D),XP(b)
- R(e);::QAR(G)+S(F),DCHECK
- B(g);::R1(C)
- Refutation
- B(g);CHECK,XR(H)
- Try
- S(D);
- Threat
- DUALS(3)
- Vars
- R(e);P_SPINR(e),XS(F)::S(D),XP(b)
- R(e);XS(D)::QAR(G)+S(F),DCHECK
- Refutation
- B(g);CHECK,XR(H)
- Try
- R(C);XP(f)
- Threat
- DUALS(2)
- Vars
- R(e);P_SPINR(e),XS(F)::B(I)+R(C),DCHECK
- R(e);XR(H)::B(I)+R(C),DCHECK
- B(c);OGATE,P_SPINB(c),XR(C)::B(I),XB(c)
- R(e);::B(I)+R(C),DCHECK
- Refutation
- B(g);CHECK,XR(H)
- Try
- Actual
- K(K);S_FLIGHT
- Vars
- R(e);CHECK,XR(H)::QAR(G)+S(F),DCHECK,XR(e)
- R(e);N_PINR(H),P_SPINR(e),XS(F)::R(H)
- R(h);OGATE,XP(E)::QAR(G)
- B(c);N_GUARD,XR(C)::B(I),XP(f)
- B(g);XR(H)::S(F),XB(g)
- B(g);N_GUARD::R1(H),XR(e)
- R(e);::QAR(G)+S(F),DCHECK
- R(e);::QAR(G)+S(F),DCHECK,XR(e)
- R(h);OGATE::QAR(G)
- B(c);N_GUARD::B(I),XP(f)
- S(a);N_GUARD::R1(C)
- S(a);N_GUARD::R1(C),XS(a)
- P(b);N_GUARD::S(F)
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