MESON Chess Problem Database
Problem Display
PID: 231257 (8/4Kp2/5Pp1/2p3p1/2n1k1N1/1NRp1pQ1/7B/8 w - - 0 1)
Gize, Ernests
1st HM., L'Echiquier, 1927
#2
7 + 8
| 6490 | yacpdb | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Kd5
- 2.Qxf3#
- 1...Kf5
- 2.Qxf3#
- 1...Sb2
- 2.Qe5#
- 1...Sd2
- 2.Qe5#
- 1...Sa3
- 2.Qe5#
- 1...Se3
- 2.Qe5#
- 1...Sa5
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...Sb6
- 2.Qe5#
- 1...Sd6
- 2.Qe5#
- 1...d2
- 2.Qxf3#
- 1...f2
- 2.Qxd3#
- 1...Kd5
- Tries
- 1.Kd7?
- 1...Se5+
- 2.Qxe5#
- 1...Kd5
- 2.Qxf3#
- 1...Kf5
- 2.Qxf3#
- 1...Sb2
- 2.Qe5#
- 1...Sd2
- 2.Qe5#
- 1...Sa3
- 2.Qe5#
- 1...Se3
- 2.Qe5#
- 1...Sa5
- 2.Qe5#
- 1...Sd6
- 2.Qe5#
- 1...d2
- 2.Qxf3#
- 1...f2
- 2.Qxd3#
- 1...Sb6+!
- 1...Se5+
- 1.Kxf7?
- 1...Se5+
- 2.Qxe5#
- 1...Kd5
- 2.Qxf3#
- 1...Kf5
- 2.Qxf3#
- 1...Sb2
- 2.Qe5#
- 1...Sd2
- 2.Qe5#
- 1...Sa3
- 2.Qe5#
- 1...Se3
- 2.Qe5#
- 1...Sa5
- 2.Qe5#
- 1...Sb6
- 2.Qe5#
- 1...d2
- 2.Qxf3#
- 1...f2
- 2.Qxd3#
- 1...Sd6+!
- 1...Se5+
- 1.Sf2+?
- 1...Kd5
- 2.Qxf3#
- 1...Kf5
- 2.Qxf3#
- 2.Qg4#
- 1...Ke3!
- 1...Kd5
- 1.Sh6?
- 1...Ke3
- 2.Qe1#
- 1...Kd5
- 2.Qxf3#
- 1...Sb2
- 2.Qe5#
- 1...Sd2
- 2.Qe5#
- 1...Sa3
- 2.Qe5#
- 1...Se3
- 2.Qe5#
- 1...Sa5
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...Sb6
- 2.Qe5#
- 1...Sd6
- 2.Qe5#
- 1...d2
- 2.Qxf3#
- 1...f2
- 2.Qxd3#
- 1...g4!
- 1...Ke3
- 1.Bg1?
- 1...Kd5
- 2.Qxf3#
- 1...Kf5
- 2.Qxf3#
- 1...Sb2
- 2.Qe5#
- 1...Sd2
- 2.Qe5#
- 1...Sa3
- 2.Qe5#
- 1...Se3
- 2.Qe5#
- 1...Sa5
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...Sb6
- 2.Qe5#
- 1...Sd6
- 2.Qe5#
- 1...d2
- 2.Qxf3#
- 1...f2!
- 1...Kd5
- 1.Rxc4+?
- 1...Kf5
- 2.Se3#
- 2.Sh6#
- 2.Qe5#
- 2.Qxf3#
- 1...Kd5!
- 1...Kf5
- 1.Qf4+?
- 1...Kd5
- 2.Qxf3#
- 1...gxf4!
- 1...Kd5
- 1.Kd7?
- Keys
- 1.Se3!
- 1...Kxe3
- 2.Qe1#
- 1...Sxe3
- 2.Qe5#
- 1...Sb2
- 2.Qe5#
- 1...Sd2
- 2.Qe5#
- 1...Sa3
- 2.Qe5#
- 1...Sa5
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...Sb6
- 2.Qe5#
- 1...Sd6
- 2.Qe5#
- 1...d2
- 2.Qg4#
- 1...f2
- 2.Rxc4#
- 1...g4
- 2.Qf4#
- 1...Kxe3
- 1.Se3!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 2
- ADDED MATES = 2
- REMOVED MATES = 2
- Sets
- K(d);S_FLIGHT::QAB(D),XP(b)
- K(d);S_FLIGHT::QAR2(D),XP(b)
- S(c);N_GUARD::QAR1(D)
- S(c);N_GUARD::QAR1(D),XS(c)
- P(a);::QAB1(D),XP(b)
- P(b);OGATE::QAB1(D),XP(a)
- Tries
- Try
- K(G);P-FLIGHT
- Vars
- S(c);CHECK,N_GUARD::QAR1(D),XS(c)
- K(d);S_FLIGHT::QAB(D),XP(b)
- K(d);S_FLIGHT::QAR2(D),XP(b)
- S(c);N_GUARD::QAR1(D)
- P(a);::QAB1(D),XP(b)
- P(b);OGATE::QAB1(D),XP(a)
- Refutation
- S(c);CHECK
- Try
- K(G);P-FLIGHT,XP(h)
- Vars
- S(c);CHECK,N_GUARD::QAR1(D),XS(c)
- K(d);S_FLIGHT::QAB(D),XP(b)
- K(d);S_FLIGHT::QAR2(D),XP(b)
- S(c);N_GUARD::QAR1(D)
- P(a);::QAB1(D),XP(b)
- P(b);OGATE::QAB1(D),XP(a)
- Refutation
- S(c);CHECK
- Try
- S(E);CHECK
- Vars
- K(d);S_FLIGHT::QAB(D),XP(b)
- Refutation
- K(d);P-FLIGHT,P_SPINP(a)
- Try
- S(E);
- Vars
- K(d);P-FLIGHT,P_SPINP(a)::QAR2(D)
- K(d);S_FLIGHT::QAB(D),XP(b)
- S(c);N_GUARD::QAR1(D)
- S(c);N_GUARD,SBLOCK::QAR1(D)
- S(c);N_GUARD::QAR1(D),XS(c)
- P(a);::QAB1(D),XP(b)
- P(b);OGATE::QAB1(D),XP(a)
- Refutation
- P(f);
- Try
- B(A);
- Vars
- K(d);S_FLIGHT::QAB(D),XP(b)
- K(d);S_FLIGHT::QAR2(D),XP(b)
- S(c);N_GUARD::QAR1(D)
- S(c);N_GUARD::QAR1(D),XS(c)
- P(a);::QAB1(D),XP(b)
- Refutation
- P(b);
- Try
- R(C);CHECK,XS(c)
- Refutation
- K(d);S_FLIGHT
- Try
- Q(D);CHECK
- Vars
- K(d);S_FLIGHT::QAB(D),XP(b)
- Refutation
- P(f);XQ(D)
- Try
- Actual
- S(E);
- Vars
- K(d);OGATEB,P-FLIGHT,P_SPINP(a),XS(E)::QAR2(D)
- S(c);N_GUARD,SBLOCK,XS(E)::QAR1(D)
- S(c);N_GUARD::QAR1(D)
- S(c);N_GUARD::QAR1(D),XS(c)
- P(a);::QAR2(D)
- P(b);::R(C),XS(c)
- P(f);N_GUARD::QAR1(D)
Developed and maintained by Brian Stephenson.
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