MESON Chess Problem Database
Problem Display
PID: 219427 (r7/8/1n5n/BpN1k3/2P3P1/2p3p1/1bN1B3/1K1RRQ2 w - - 0 1)
Rice, John Michael
Freie Presse, 1995
(First published on Fri Nov 17 1995)
#2
10 + 8
| 15148 | Sadier Collection | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Bc1
- 2.Bxc3#
- 1...Ba3
- 2.Bxc3#
- 1...Sa4
- 2.Bc7#
- 2.Rd5#
- 1...Sxc4
- 2.Bxc4#
- 1...Sd5
- 2.Rxd5#
- 1...Sd7
- 2.Bc7#
- 2.Rd5#
- 1...Sc8
- 2.Rd5#
- 1...Sxg4
- 2.Bxg4#
- 1...Sf5
- 2.Qxf5#
- 1...Sf7
- 2.Qf5#
- 1...Sg8
- 2.Qf5#
- 1...bxc4
- 2.Bxc4#
- 1...Bc1
- Tries
- 1.Sd7+?
- 1...Ke4
- 2.Bd3#
- 2.Rd4#
- 2.Qf3#
- 1...Ke6
- 2.Qf6#
- 1...Sxd7!
- 1...Ke4
- 1.Bf3+?
- 1...Kf4
- 2.Se6#
- 1...Kf6!
- 1...Kf4
- 1.Rd2?
- threat
- 2.Bd1#
- 1...Sxc4
- 2.Bxc4#
- 1...Sxg4
- 2.Bxg4#
- 1...Sd5
- 2.Rxd5#
- 1...Sf5
- 2.Qxf5#
- 1...cxd2!
- threat
- 1.Rd3?
- threat
- 2.Bd1#
- 1...Sxg4
- 2.Bxg4#
- 1...Sd5
- 2.Rxd5#
- 1...Sf5
- 2.Qxf5#
- 1...Bc1
- 2.Bxc3#
- 1...Sxc4!
- threat
- 1.Rd4?
- threat
- 2.Bd1#
- 2.Bd3#
- 2.Qf4#
- 1...Sxc4
- 2.Bxc4#
- 2.Qf4#
- 1...Sxg4
- 2.Bxg4#
- 2.Qf4#
- 1...Sd5
- 2.Rxd5#
- 1...Sf5
- 2.Qxf5#
- 1...Rf8
- 2.Bd1#
- 2.Bd3#
- 1...Bc1!
- threat
- 1.Rd6?
- threat
- 2.Re6#
- 2.Qf6#
- 1...Sxc4
- 2.Qf6#
- 1...Sxg4
- 2.Re6#
- 1...bxc4
- 2.Qf6#
- 1...Re8
- 2.Qf6#
- 1...Rf8
- 2.Re6#
- 1...Sd5
- 2.Rxd5#
- 2.Re6#
- 1...Sd7
- 2.Rd5#
- 2.Re6#
- 1...Sf5
- 2.Re6#
- 1...Sg8
- 2.Re6#
- 1...Kxd6!
- threat
- 1.Rd8?
- threat
- 2.Bd1#
- 2.Bd3#
- 1...Sxc4
- 2.Bxc4#
- 1...Sxg4
- 2.Bxg4#
- 1...Sd7
- 2.Bc7#
- 1...Sf5
- 2.Qxf5#
- 1...Bc1
- 2.Bxc3#
- 1...Sd5
- 2.Rxd5#
- 1...Rxd8!
- threat
- 1.Qf2?
- threat
- 2.Bf1#
- 2.Qd4#
- 1...Sxc4
- 2.Bxc4#
- 2.Qd4#
- 1...Sxg4
- 2.Bxg4#
- 1...Sd5
- 2.Rxd5#
- 1...Sf5
- 2.Qxf5#
- 1...Bc1
- 2.Bxc3#
- 2.Qd4#
- 1...Rd8
- 2.Bf1#
- 1...gxf2!
- threat
- 1.Qf3?
- threat
- 2.Bf1#
- 1...Sxc4
- 2.Bxc4#
- 2.Rd5#
- 1...Sd5
- 2.Rxd5#
- 1...Sf5
- 2.Qxf5#
- 1...Bc1
- 2.Bxc3#
- 1...Sxg4!
- threat
- 1.Qf7?
- threat
- 2.Bf1#
- 2.Bf3#
- 1...Sxc4
- 2.Bxc4#
- 2.Rd5#
- 1...Sxg4
- 2.Bxg4#
- 1...Sd5
- 2.Rxd5#
- 1...Sf5
- 2.Qxf5#
- 1...Bc1
- 2.Bxc3#
- 1...Sxf7!
- threat
- 1.cxb5?
- threat
- 2.Bc4#
- 1...Sxg4
- 2.Bxg4#
- 1...Sf5
- 2.Qxf5#
- 1...Bc1
- 2.Bxc3#
- 1...Sc4
- 2.Bxc4#
- 1...Sd5!
- threat
- 1.g5?
- threat
- 2.Bg4#
- 2.Bh5#
- 2.Qf6#
- 1...Sxc4
- 2.Bxc4#
- 2.Qf6#
- 1...Sd5
- 2.Rxd5#
- 1...Bc1
- 2.Bxc3#
- 2.Qf6#
- 1...Rf8
- 2.Bg4#
- 2.Bh5#
- 1...Sd7
- 2.Bg4#
- 2.Bh5#
- 2.Bc7#
- 2.Rd5#
- 1...Sg4
- 2.Bxg4#
- 1...Sg8
- 2.Bg4#
- 2.Bh5#
- 1...Sf5!
- threat
- 1.Sd7+?
- Keys
- 1.Rd7!
- threat
- 2.Bd1#
- 2.Bd3#
- 1...Sxc4
- 2.Bxc4#
- 1...Sxd7
- 2.Bc7#
- 1...Sxg4
- 2.Bxg4#
- 1...Sf5
- 2.Qxf5#
- 1...Bc1
- 2.Bxc3#
- 1...Sd5
- 2.Rxd5#
- threat
- 1.Rd7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 5
- Sets
- B(a);N_GUARD::B(I),XP(b)
- S(f);OGATE,XP(G)::R(C)+B(F),XS(f)
- S(f);N_GUARD::R1(B),XS(f)
- S(f);N_GUARD::R1(B)
- S(g);OGATE,XP(H)::R(C)+B(F),XS(g)
- S(g);N_GUARD::QAR1(D),XS(g)
- S(g);N_GUARD::QAR1(D)
- P(d);OGATE,XP(G)::R(C)+B(F),XP(d)
- Tries
- Try
- S(J);CHECK
- Vars
- K(e);P-FLIGHT::QAR1(D)
- Refutation
- S(f);XS(J)
- Try
- B(F);CHECK
- Vars
- K(e);S_FLIGHT::S(J)
- Refutation
- K(e);S_FLIGHT
- Try
- R(B);
- Threat
- R(C)+B(F)
- Vars
- S(f);OGATE,XP(G)::R(C)+B(F),XS(f)
- S(g);OGATE,XP(H)::R(C)+B(F),XS(g)
- S(f);N_GUARD::R1(B),XS(f)
- S(g);N_GUARD::QAR1(D),XS(g)
- Refutation
- P(b);XR(B)
- Try
- R(B);
- Threat
- R(C)+B(F)
- Vars
- S(g);OGATE,XP(H)::R(C)+B(F),XS(g)
- S(f);N_GUARD::R1(B),XS(f)
- S(g);N_GUARD::QAR1(D),XS(g)
- B(a);N_GUARD::B(I),XP(b)
- Refutation
- S(f);XP(G)
- Try
- R(B);
- Threat
- DUALS(3)
- Vars
- S(f);N_GUARD::R1(B),XS(f)
- S(g);N_GUARD::QAR1(D),XS(g)
- Refutation
- B(a);
- Try
- R(B);
- Threat
- DUALS(2)
- Vars
- S(f);XP(G)::QAB1(D)
- S(g);XP(H)::R1(B)
- P(d);XP(G)::QAB1(D)
- R(h);::QAB1(D)
- R(h);::R1(B)
- S(g);::R1(B)
- Refutation
- K(e);S_FLIGHT,XR(B)
- Try
- R(B);
- Threat
- DUALS(2)
- Vars
- S(f);OGATE,XP(G)::R(C)+B(F),XS(f)
- S(g);OGATE,XP(H)::R(C)+B(F),XS(g)
- S(f);OGATE::B(I)
- S(g);N_GUARD::QAR1(D),XS(g)
- B(a);N_GUARD::B(I),XP(b)
- S(f);N_GUARD::R1(B),XS(f)
- Refutation
- R(h);XR(B)
- Try
- Q(D);
- Threat
- DUALS(2)
- Vars
- S(g);OGATE,XP(H)::R(C)+B(F),XS(g)
- S(f);N_GUARD::R1(B),XS(f)
- S(g);N_GUARD::QAR1(D),XS(g)
- R(h);::R(C)+B(F)
- Refutation
- P(c);XQ(D)
- Try
- Q(D);
- Threat
- R(C)+B(F)
- Vars
- S(f);N_GUARD::R1(B),XS(f)
- S(g);N_GUARD::QAR1(D),XS(g)
- B(a);N_GUARD::B(I),XP(b)
- Refutation
- S(g);XP(H)
- Try
- Q(D);
- Threat
- DUALS(2)
- Vars
- S(g);OGATE,XP(H)::R(C)+B(F),XS(g)
- S(f);N_GUARD::R1(B),XS(f)
- S(g);N_GUARD::QAR1(D),XS(g)
- B(a);N_GUARD::B(I),XP(b)
- Refutation
- S(g);XQ(D)
- Try
- P(G);XP(d)
- Threat
- R(C)+B(F)
- Vars
- S(g);OGATE,XP(H)::R(C)+B(F),XS(g)
- S(g);N_GUARD::QAR1(D),XS(g)
- B(a);N_GUARD::B(I),XP(b)
- S(f);::R(C)+B(F),XS(f)
- Refutation
- S(f);
- Try
- P(H);
- Threat
- DUALS(3)
- Vars
- S(f);N_GUARD::R1(B),XS(f)
- S(g);::R(C)+B(F),XS(g)
- Refutation
- S(g);
- Try
- Actual
- R(B);
- Threat
- DUALS(2)
- Vars
- S(f);OGATE,XP(G)::R(C)+B(F),XS(f)
- S(f);OGATE,XR(B)::B(I)
- S(g);OGATE,XP(H)::R(C)+B(F),XS(g)
- S(g);N_GUARD::QAR1(D),XS(g)
- B(a);N_GUARD::B(I),XP(b)
- S(f);N_GUARD::R1(B),XS(f)
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