MESON Chess Problem Database
Problem Display
PID: 10224 (3N1Rr1/Q1p1N1nr/1P1p1P1p/4k1p1/3R1p2/2nK3P/8/b5BB w - - 0 1)
Driver, John Edward
1st Prize, BCPS Ring Ty., 1963
#2
11 + 11
| 1355 | The Guardian | 1963 |
| 3174 | The Two-move Chess Problem Tradition and Development | 1966 |
| 3747 | FIDE Album (1962-1964) | 1968 |
SOLUTION
- SOUND
- Sets
- 1...Sb1
- 2.Re4#
- 2.Rd5#
- 1...Sd1
- 2.Re4#
- 2.Rd5#
- 1...Sa2
- 2.Re4#
- 2.Rd5#
- 1...Se2
- 2.Re4#
- 2.Rd5#
- 1...Sa4
- 2.Re4#
- 2.Rd5#
- 1...Se4
- 2.Rxe4#
- 2.Rd5#
- 1...Sb5
- 2.Re4#
- 2.Rd5#
- 1...Sd5
- 2.Re4#
- 2.Rxd5#
- 1...Sf5
- 2.Sec6#
- 1...Se6
- 2.Sdc6#
- 1...f3
- 2.Bh2#
- 1...d5
- 2.Qxc7#
- 1...Sb1
- Tries
- 1.Be4?
- threat
- 2.Sec6#
- 2.Sg6#
- 1...Sxe4
- 2.Rxe4#
- 2.Rd5#
- 1...f3
- 2.Sg6#
- 2.Bh2#
- 1...d5
- 2.Qxc7#
- 1...Sf5
- 2.Sec6#
- 1...Sh5
- 2.Sec6#
- 1...Se6
- 2.Sec6#
- 2.Sdc6#
- 1...Se8
- 2.Sec6#
- 1...c6
- 2.Sexc6#
- 2.Sg6#
- 1...Rxf8!
- threat
- 1.Bd5?
- threat
- 2.Sdc6#
- 1...Sxd5
- 2.Re4#
- 2.Rxd5#
- 1...c6
- 2.Sdxc6#
- 1...Rxf8!
- threat
- 1.Rb4?
- threat
- 2.Bd4#
- 1...d5
- 2.Qxc7#
- 1...Sb1
- 2.Re4#
- 1...Sd1
- 2.Re4#
- 1...Sa2
- 2.Re4#
- 1...Se2
- 2.Re4#
- 1...Sa4
- 2.Re4#
- 1...Se4
- 2.Rxe4#
- 1...Sb5
- 2.Re4#
- 1...Sd5
- 2.Re4#
- 1...Sf5
- 2.Sec6#
- 1...Se6
- 2.Sdc6#
- 1...f3
- 2.Bh2#
- 1...c5!
- threat
- 1.Rc4?
- threat
- 2.Bd4#
- 1...d5
- 2.Qxc7#
- 1...Sb1
- 2.Re4#
- 1...Sd1
- 2.Re4#
- 1...Sa2
- 2.Re4#
- 1...Se2
- 2.Re4#
- 1...Sa4
- 2.Re4#
- 1...Se4
- 2.Rxe4#
- 1...Sb5
- 2.Re4#
- 1...Sd5
- 2.Re4#
- 1...Sf5
- 2.Sec6#
- 1...Se6
- 2.Sdc6#
- 1...f3
- 2.Bh2#
- 1...c5!
- threat
- 1.Rxd6?
- threat
- 2.Sf7#
- 1...Kxd6
- 2.Qxc7#
- 1...cxd6
- 2.Bd4#
- 1...f3
- 2.Bh2#
- 1...Sf5
- 2.Re6#
- 1...Sh5
- 2.Re6#
- 1...Se6
- 2.Rxe6#
- 1...Se8
- 2.Re6#
- 1...Rxf8!
- threat
- 1.Qxa1?
- threat
- 2.Re4#
- 2.Rd5#
- 1...d5
- 2.Rxd5#
- 1...Se4
- 2.Rxe4#
- 2.Rd5#
- 1...Sd5
- 2.Re4#
- 2.Rxd5#
- 1...f3
- 2.Bh2#
- 2.Re4#
- 1...c6
- 2.Re4#
- 1...Rxf8!
- threat
- 1.Qxc7?
- threat
- 2.Qxd6#
- 1...Se4
- 2.Rxe4#
- 2.Rd5#
- 1...Sb5
- 2.Re4#
- 2.Rd5#
- 1...Sd5
- 2.Re4#
- 2.Rxd5#
- 1...Sf5
- 2.Sec6#
- 1...Se8!
- threat
- 1.fxg7?
- threat
- 2.Sec6#
- 2.Sg6#
- 2.Rf5#
- 1...Rhxg7
- 2.Sec6#
- 2.Rf5#
- 1...Rgxg7
- 2.Sec6#
- 2.Rf5#
- 1...d5
- 2.Qxc7#
- 1...c6
- 2.Sexc6#
- 2.Sg6#
- 2.Rf5#
- 1...Rxf8!
- threat
- 1.Be4?
- Keys
- 1.Rxf4!
- threat
- 2.Sg6#
- 1...Kxf4
- 2.Bh2#
- 1...gxf4
- 2.Bd4#
- 1...d5
- 2.Qxc7#
- 1...Se4
- 2.Rxe4#
- 1...Sf5
- 2.Rxf5#
- 1...Sh5
- 2.Rf5#
- 1...Se6
- 2.Rf5#
- 1...Se8
- 2.Rf5#
- threat
- 1.Rxf4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 5
- REMOVED MATES = 1
- Sets
- S(i);SBLOCK::S(I)
- S(i);SBLOCK::S(J)
- P(c);OGATEB::B(A)
- P(f);OGATEB::QAB(H),XP(h)
- Tries
- Try
- B(B);
- Threat
- DUALS(2)
- Vars
- P(f);OGATEB::QAB(H),XP(h)
- S(i);::S(I)
- Refutation
- R(k);XR(K)
- Try
- B(B);
- Threat
- S(J)
- Vars
- P(h);::S(J),XP(h)
- Refutation
- R(k);XR(K)
- Try
- R(E);
- Threat
- B(A)
- Vars
- P(f);OGATEB::QAB(H),XP(h)
- S(b);N_GUARD::R1(E)
- S(b);N_GUARD::R1(E),XS(b)
- S(i);SBLOCK::S(I)
- S(i);SBLOCK::S(J)
- P(c);OGATEB::B(A)
- Refutation
- P(h);
- Try
- R(E);
- Threat
- B(A)
- Vars
- P(f);OGATEB::QAB(H),XP(h)
- S(b);N_GUARD::R1(E)
- S(b);N_GUARD::R1(E),XS(b)
- S(i);SBLOCK::S(I)
- S(i);SBLOCK::S(J)
- P(c);OGATEB::B(A)
- Refutation
- P(h);
- Try
- R(E);XP(f)
- Threat
- S(J)
- Vars
- K(d);OGATEB,S_FLIGHT,XR(E)::QAB1(H),XP(h)
- P(h);SBLOCK,XR(E)::B(A)
- P(c);OGATEB::B(A)
- S(i);N_GUARD::R1(E)
- S(i);N_GUARD::R1(E),XS(i)
- Refutation
- R(k);XR(K)
- Try
- Q(H);XB(a)
- Threat
- DUALS(2)
- Vars
- P(f);::R1(E),XP(f)
- P(h);::R1(E)
- Refutation
- R(k);XR(K)
- Try
- Q(H);P_PINP(f),XP(h)
- Threat
- QAB1(H),XP(f)
- Vars
- S(i);SBLOCK::S(I)
- Refutation
- S(i);
- Try
- P(G);XS(i)
- Threat
- DUALS(3)
- Vars
- P(f);OGATEB::QAB(H),XP(h)
- Refutation
- R(k);XR(K)
- Try
- Actual
- R(E);XP(c)
- Threat
- S(I)
- Vars
- K(d);OGATEB,S_FLIGHT,XR(E)::B(A)
- P(e);SBLOCK,XR(E)::B(A)
- P(f);OGATEB::QAB(H),XP(h)
- S(b);N_GUARD::R1(E),XS(b)
- S(i);N_GUARD::R1(E),XS(i)
- S(i);N_GUARD::R1(E)
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