MESON Chess Problem Database
Problem Display
PID: 259530 (4N3/Qn5p/4p2P/1Rq3pK/2Bk2P1/2pP2p1/3B2N1/8 w - - 0 1)
Powell, Alfred Peter
Western Morning News, 1924
(First published on Sat Oct 25 1924)
#2
10 + 8
| 15239 | Valois Notebooks | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Ke5
- 2.Bxc3#
- 1...Qb6
- 2.Be3#
- 1...Qxa7
- 2.Be3#
- 1...Sa5
- 2.Qxc5#
- 1...Sd6
- 2.Qxc5#
- 1...Sd8
- 2.Qxc5#
- 1...cxd2
- 2.Qa1#
- 1...c2
- 2.Qa1#
- 1...e5
- 2.Be3#
- 1...Ke5
- Tries
- 1.Se1?
- threat
- 2.Sf3#
- 1...Ke5
- 2.Sf3#
- 1...cxd2!
- threat
- 1.Sd6?
- 1...Qxa7
- 2.Be3#
- 1...Sxd6
- 2.Qxc5#
- 1...cxd2
- 2.Qa1#
- 1...Qb6
- 2.Be3#
- 1...Sa5
- 2.Qxc5#
- 1...Sd8
- 2.Qxc5#
- 1...c2
- 2.Qa1#
- 1...e5
- 2.Sf5#
- 2.Be3#
- 1...Ke5!
- 1...Qxa7
- 1.Sf6?
- 1...Qxa7
- 2.Be3#
- 1...cxd2
- 2.Qa1#
- 1...Qb6
- 2.Be3#
- 1...Sa5
- 2.Qxc5#
- 1...Sd6
- 2.Qxc5#
- 1...Sd8
- 2.Qxc5#
- 1...c2
- 2.Qa1#
- 1...e5
- 2.Be3#
- 1...Ke5!
- 1...Qxa7
- 1.Sc7?
- 1...Qxa7
- 2.Sxe6#
- 2.Be3#
- 1...cxd2
- 2.Qa1#
- 1...Qb6
- 2.Sxe6#
- 2.Be3#
- 1...Sa5
- 2.Qxc5#
- 1...Sd6
- 2.Qxc5#
- 1...Sd8
- 2.Qxc5#
- 1...c2
- 2.Qa1#
- 1...e5
- 2.Se6#
- 2.Be3#
- 1...Ke5!
- 1...Qxa7
- 1.Sg7?
- 1...Qxa7
- 2.Sxe6#
- 2.Be3#
- 1...cxd2
- 2.Qa1#
- 1...Qb6
- 2.Sxe6#
- 2.Be3#
- 1...Sa5
- 2.Qxc5#
- 1...Sd6
- 2.Qxc5#
- 1...Sd8
- 2.Qxc5#
- 1...c2
- 2.Qa1#
- 1...e5
- 2.Sf5#
- 2.Se6#
- 2.Be3#
- 1...Ke5!
- 1...Qxa7
- 1.Bc1?
- 1...Qxa7
- 2.Be3#
- 1...c2
- 2.Bb2#
- 2.Qa1#
- 1...Qb6
- 2.Be3#
- 1...Sa5
- 2.Qxc5#
- 1...Sd6
- 2.Qxc5#
- 1...Sd8
- 2.Qxc5#
- 1...e5
- 2.Be3#
- 1...Ke5!
- 1...Qxa7
- 1.Bf4?
- 1...Qxa7
- 2.Be3#
- 2.Be5#
- 1...c2
- 2.Qa1#
- 1...Qb6
- 2.Be3#
- 2.Be5#
- 1...Sa5
- 2.Qxc5#
- 1...Sd6
- 2.Qxc5#
- 1...Sd8
- 2.Qxc5#
- 1...e5
- 2.Be3#
- 1...gxf4+!
- 1...Qxa7
- 1.Qa3?
- threat
- 2.Bxc3#
- 2.Qxc3#
- 1...Ke5
- 2.Bxc3#
- 2.Qxc3#
- 1...Qxa3
- 2.Be3#
- 1...Qxb5
- 2.Bxc3#
- 1...cxd2
- 2.Qb2#
- 2.Qa1#
- 1...Qb4
- 2.Be3#
- 1...c2
- 2.Bc3#
- 2.Qb2#
- 2.Qa1#
- 2.Qc3#
- 1...Qxc4!
- threat
- 1.Se1?
- Keys
- 1.Bxg5!
- 1...Ke5
- 2.Bf6#
- 1...Qxa7
- 2.Be3#
- 1...c2
- 2.Qa1#
- 1...Qb6
- 2.Be3#
- 1...Sa5
- 2.Qxc5#
- 1...Sd6
- 2.Qxc5#
- 1...Sd8
- 2.Qxc5#
- 1...e5
- 2.Be3#
- 1...Ke5
- 1.Bxg5!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 0
- REMOVED MATES = 1
- Sets
- K(c);N_GUARD,S_FLIGHT::B(A),XP(a)
- Q(d);::B(A)
- Q(d);N_SPINQ(d),XQ(I)::B(A)
- S(g);N_GUARD::QAB1(I),XQ(d)
- P(a);OGATEB,XB(A)::QAB(I)
- P(a);OGATEB::QAB(I)
- P(f);SBLOCK::B(A)
- Tries
- Try
- S(B);
- Threat
- S(B)
- Vars
- K(c);S_FLIGHT::S(B)
- Refutation
- P(a);XB(A)
- Try
- S(J);
- Vars
- Q(d);N_SPINQ(d),XQ(I)::B(A)
- S(g);N_GUARD,XS(J)::QAB1(I),XQ(d)
- P(a);OGATEB,XB(A)::QAB(I)
- Q(d);::B(A)
- S(g);N_GUARD::QAB1(I),XQ(d)
- P(a);OGATEB::QAB(I)
- Refutation
- K(c);S_FLIGHT
- Try
- S(J);
- Vars
- Q(d);N_SPINQ(d),XQ(I)::B(A)
- P(a);OGATEB,XB(A)::QAB(I)
- Q(d);::B(A)
- S(g);N_GUARD::QAB1(I),XQ(d)
- P(a);OGATEB::QAB(I)
- P(f);SBLOCK::B(A)
- Refutation
- K(c);S_FLIGHT
- Try
- S(J);
- Vars
- P(a);OGATEB,XB(A)::QAB(I)
- S(g);N_GUARD::QAB1(I),XQ(d)
- P(a);OGATEB::QAB(I)
- Refutation
- K(c);S_FLIGHT
- Try
- S(J);
- Vars
- P(a);OGATEB,XB(A)::QAB(I)
- S(g);N_GUARD::QAB1(I),XQ(d)
- P(a);OGATEB::QAB(I)
- Refutation
- K(c);S_FLIGHT
- Try
- B(A);
- Vars
- Q(d);N_SPINQ(d),XQ(I)::B(A)
- Q(d);::B(A)
- S(g);N_GUARD::QAB1(I),XQ(d)
- P(f);SBLOCK::B(A)
- Refutation
- K(c);S_FLIGHT
- Try
- B(A);
- Vars
- P(a);OGATEB::QAB(I)
- S(g);N_GUARD::QAB1(I),XQ(d)
- P(f);SBLOCK::B(A)
- Refutation
- P(e);CHECK,XB(A)
- Try
- Q(I);N_PINQ(d)
- Threat
- DUALS(2)
- Vars
- Q(d);XQ(I)::B(A)
- Q(d);XR(F)::B(A),XP(a)
- Q(d);::B(A)
- Refutation
- Q(d);XB(D)
- Try
- Actual
- B(A);P_SPINB(A),XP(e)
- Vars
- K(c);N_PINB(A),S_FLIGHT::B(A)
- Q(d);N_PINB(A),N_SPINQ(d),XQ(I)::B(A)
- P(a);OGATEB::QAB(I)
- Q(d);N_PINB(A)::B(A)
- S(g);N_GUARD::QAB1(I),XQ(d)
- P(f);N_PINB(A),SBLOCK::B(A)
Developed and maintained by Brian Stephenson.
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