MESON Chess Problem Database
Problem Display
PID: 144491 (3r4/1R6/2Rp4/k3p3/rp1B4/8/3QK3/8 w - - 0 1)
Barnes, Barry Peter
British Chess Magazine, 1995
#2
5 + 6
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.Qxb4#
- 1...Ra2
- 2.Qxa2#
- 1...Ra3
- 2.Qxb4#
- 1...Ra1
- Tries
- 1.Ba1?
- threat
- 2.Qd5#
- 1...Rxa1
- 2.Qxb4#
- 1...Ra2
- 2.Qxa2#
- 1...Ra3
- 2.Qxb4#
- 1...d5!
- threat
- 1.Bg1?
- threat
- 2.Qd5#
- 1...Ra1
- 2.Qxb4#
- 1...Ra2
- 2.Qxa2#
- 1...Ra3
- 2.Qxb4#
- 1...d5!
- threat
- 1.Bb2?
- threat
- 2.Qd5#
- 1...Ra1
- 2.Qxb4#
- 1...Ra2
- 2.Qxb4#
- 1...Ra3
- 2.Qxb4#
- 1...d5!
- threat
- 1.Bf2?
- threat
- 2.Qd5#
- 1...Ra1
- 2.Qxb4#
- 1...Ra2
- 2.Qxa2#
- 1...Ra3
- 2.Qxb4#
- 1...d5!
- threat
- 1.Be3?
- threat
- 2.Qd5#
- 1...Ra1
- 2.Qxb4#
- 1...Ra2
- 2.Qxa2#
- 1...Ra3
- 2.Qxb4#
- 1...d5!
- threat
- 1.Ba7?
- threat
- 2.Qd5#
- 1...Ra1
- 2.Qxb4#
- 1...Ra2
- 2.Qxa2#
- 1...Ra3
- 2.Qxb4#
- 1...d5!
- threat
- 1.Qd3?
- threat
- 2.Bb6#
- 2.Ra6#
- 2.Rb5#
- 2.Ra7#
- 2.Qb5#
- 2.Qa6#
- 1...exd4
- 2.Ra6#
- 2.Rb5#
- 2.Ra7#
- 2.Qb5#
- 2.Qa6#
- 1...Ra1
- 2.Ra6#
- 2.Ra7#
- 2.Qb5#
- 2.Qa6#
- 1...Ra3
- 2.Ra6#
- 2.Ra7#
- 2.Qb5#
- 2.Qa6#
- 1...Rd7
- 2.Bb6#
- 2.Ra6#
- 2.Rb5#
- 2.Qb5#
- 2.Qa6#
- 1...Ra8
- 2.Bb6#
- 2.Rb5#
- 2.Qb5#
- 1...Rb8
- 2.Bb6#
- 2.Ra6#
- 2.Ra7#
- 2.Qb5#
- 2.Qa6#
- 1...b3
- 2.Ra6#
- 2.Rb5#
- 2.Qb5#
- 2.Qa6#
- 1...Ra2+!
- threat
- 1.Ba1?
- Keys
- 1.Bxe5!
- threat
- 2.Qd5#
- 1...dxe5
- 2.Qxd8#
- 1...Ra1
- 2.Qxb4#
- 1...Ra2
- 2.Qxa2#
- 1...Ra3
- 2.Qxb4#
- 1...d5
- 2.Bc7#
- threat
- 1.Bxe5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- R(a);N_GUARD::QAB1(A),XP(b)
- R(a);OGATEB,P_PINQ(A)::QAR(A),XR(a)
- Tries
- Try
- B(C);
- Threat
- QAR(A)
- Vars
- R(a);N_GUARD,XB(C)::QAB1(A),XP(b)
- R(a);OGATEB,P_PINQ(A)::QAR(A),XR(a)
- R(a);N_GUARD::QAB1(A),XP(b)
- Refutation
- P(e);
- Try
- B(C);
- Threat
- QAR(A)
- Vars
- R(a);N_GUARD::QAB1(A),XP(b)
- R(a);OGATEB,P_PINQ(A)::QAR(A),XR(a)
- Refutation
- P(e);
- Try
- B(C);
- Threat
- QAR(A)
- Vars
- R(a);N_GUARD::QAB1(A),XP(b)
- Refutation
- P(e);
- Try
- B(C);
- Threat
- QAR(A)
- Vars
- R(a);N_GUARD::QAB1(A),XP(b)
- R(a);OGATEB,P_PINQ(A)::QAR(A),XR(a)
- Refutation
- P(e);
- Try
- B(C);
- Threat
- QAR(A)
- Vars
- R(a);N_GUARD::QAB1(A),XP(b)
- R(a);OGATEB,P_PINQ(A)::QAR(A),XR(a)
- Refutation
- P(e);
- Try
- B(C);
- Threat
- QAR(A)
- Vars
- R(a);N_GUARD::QAB1(A),XP(b)
- R(a);OGATEB,P_PINQ(A)::QAR(A),XR(a)
- Refutation
- P(e);
- Try
- Q(A);N_PINP(b)
- Threat
- DUALS(6)
- Refutation
- R(a);CHECK
- Try
- Actual
- B(C);XP(d)
- Threat
- QAR(A)
- Vars
- P(e);OGATE,XB(C)::QAB(A),XR(f)
- R(a);N_GUARD::QAB1(A),XP(b)
- R(a);OGATEB,P_PINQ(A)::QAR(A),XR(a)
- P(e);OGATE::B(C)
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