MESON Chess Problem Database
Problem Display
PID: 18131 (8/3Np3/2npNp2/6p1/4k1p1/1p4pb/1K1R2r1/5RQB w - - 0 1)
Stocchi, Ottavio
1st Prize, Tidskrift for Schack, 1953
#2
7 + 11
| 22 | Deutsche Schachzeitung | 1955 |
| 3105 | FIDE Album (1945-1955) | 1964 |
| 5407 | Selected Stocchi (II) | 2004 |
| 133 | The Problemist Supplement | 2013 |
SOLUTION
- SOUND
- Sets
- 1...Sb4
- 2.Qd4#
- 1...Sd4
- 2.Qxd4#
- 1...Sa5
- 2.Qd4#
- 1...Se5
- 2.Qd4#
- 1...Sa7
- 2.Qd4#
- 1...Sb8
- 2.Qd4#
- 1...Sd8
- 2.Qd4#
- 1...d5
- 2.Sec5#
- 1...f5
- 2.Sxg5#
- 1...Sb4
- Tries
- 1.Ka1?
- 1...Sd4
- 2.Rxd4#
- 2.Qxd4#
- 1...Sb4
- 2.Rd4#
- 2.Qd4#
- 1...Sa5
- 2.Rd4#
- 2.Qd4#
- 1...Se5
- 2.Rd4#
- 2.Qd4#
- 1...Sa7
- 2.Rd4#
- 2.Qd4#
- 1...Sb8
- 2.Rd4#
- 2.Qd4#
- 1...Sd8
- 2.Rd4#
- 2.Qd4#
- 1...d5
- 2.Sec5#
- 1...f5
- 2.Sxg5#
- 1...b2+!
- 1...Sd4
- 1.Kb1?
- 1...Sd4
- 2.Rxd4#
- 2.Qxd4#
- 1...Sb4
- 2.Rd4#
- 2.Qd4#
- 1...Sa5
- 2.Rd4#
- 2.Qd4#
- 1...Se5
- 2.Rd4#
- 2.Qd4#
- 1...Sa7
- 2.Rd4#
- 2.Qd4#
- 1...Sb8
- 2.Rd4#
- 2.Qd4#
- 1...Sd8
- 2.Rd4#
- 2.Qd4#
- 1...d5
- 2.Sec5#
- 1...f5
- 2.Sxg5#
- 1...b2!
- 1...Sd4
- 1.Kc1?
- 1...Sd4
- 2.Rxd4#
- 2.Qxd4#
- 1...Sb4
- 2.Rd4#
- 2.Qd4#
- 1...Sa5
- 2.Rd4#
- 2.Qd4#
- 1...Se5
- 2.Rd4#
- 2.Qd4#
- 1...Sa7
- 2.Rd4#
- 2.Qd4#
- 1...Sb8
- 2.Rd4#
- 2.Qd4#
- 1...Sd8
- 2.Rd4#
- 2.Qd4#
- 1...d5
- 2.Sec5#
- 1...f5
- 2.Sxg5#
- 1...b2+!
- 1...Sd4
- 1.Ka3?
- 1...Sd4
- 2.Rxd4#
- 2.Qxd4#
- 1...Sb4
- 2.Rd4#
- 2.Qd4#
- 1...Sa5
- 2.Rd4#
- 2.Qd4#
- 1...Se5
- 2.Rd4#
- 2.Qd4#
- 1...Sa7
- 2.Rd4#
- 2.Qd4#
- 1...Sb8
- 2.Rd4#
- 2.Qd4#
- 1...Sd8
- 2.Rd4#
- 2.Qd4#
- 1...d5
- 2.Sec5#
- 1...f5
- 2.Sxg5#
- 1...b2!
- 1...Sd4
- 1.Kxb3?
- 1...Sd4+
- 2.Rxd4#
- 2.Qxd4#
- 1...Sb4
- 2.Rd4#
- 2.Qd4#
- 1...Se5
- 2.Rd4#
- 2.Qd4#
- 1...Sa7
- 2.Rd4#
- 2.Qd4#
- 1...Sb8
- 2.Rd4#
- 2.Qd4#
- 1...Sd8
- 2.Rd4#
- 2.Qd4#
- 1...d5
- 2.Sec5#
- 1...f5
- 2.Sxg5#
- 1...Sa5+!
- 1...Sd4+
- 1.Kc3?
- 1...Sd4
- 2.Rxd4#
- 2.Qxd4#
- 1...Sb4
- 2.Rd4#
- 2.Qd4#
- 1...Sa5
- 2.Rd4#
- 2.Qd4#
- 1...Se5
- 2.Rd4#
- 2.Qd4#
- 1...Sa7
- 2.Rd4#
- 2.Qd4#
- 1...Sb8
- 2.Rd4#
- 2.Qd4#
- 1...Sd8
- 2.Rd4#
- 2.Qd4#
- 1...d5
- 2.Sec5#
- 2.Re2#
- 1...f5
- 2.Sxg5#
- 1...b2!
- 1...Sd4
- 1.Sdc5+?
- 1...Ke5
- 2.Qe3#
- 1...dxc5!
- 1...Ke5
- 1.Sxf6+?
- 1...Ke5
- 2.Qe3#
- 1...exf6!
- 1...Ke5
- 1.Re1+?
- 1...Kf3
- 2.Re3#
- 2.Qe3#
- 2.Qf1#
- 1...Kf5!
- 1...Kf3
- 1.Rxf6?
- threat
- 2.Sxg5#
- 2.Qe1#
- 1...Sd4
- 2.Qxd4#
- 1...exf6!
- threat
- 1.Re2+?
- 1...Kd5
- 2.Sb6#
- 1...Kd3!
- 1...Kd5
- 1.Qf2?
- threat
- 2.Re1#
- 2.Qe1#
- 2.Qe2#
- 1...Sd4
- 2.Rxd4#
- 2.Qxd4#
- 1...gxf2!
- threat
- 1.Qb6?
- 1...Sd4
- 2.Qxd4#
- 1...Sb4
- 2.Qd4#
- 1...Sa5
- 2.Qd4#
- 1...Se5
- 2.Qd4#
- 1...Sa7
- 2.Qd4#
- 1...Sb8
- 2.Qd4#
- 1...Sd8
- 2.Qd4#
- 1...f5
- 2.Sxg5#
- 1...d5!
- 1...Sd4
- 1.Qxg2+?
- 1...Ke3
- 2.Re1#
- 2.Qe2#
- 1...Bxg2!
- 1...Ke3
- 1.Ka1?
- Keys
- 1.Se5!
- 1...Kxe5
- 2.Qe3#
- 1...Sxe5
- 2.Qd4#
- 1...dxe5
- 2.Sc5#
- 1...fxe5
- 2.Sxg5#
- 1...Sd4
- 2.Qxd4#
- 1...d5
- 2.Re2#
- 1...Sb4
- 2.Qd4#
- 1...Sa5
- 2.Qd4#
- 1...Sa7
- 2.Qd4#
- 1...Sb8
- 2.Qd4#
- 1...Sd8
- 2.Qd4#
- 1...f5
- 2.Re1#
- 1...Kxe5
- 1.Se5!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 2
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- S(h);N_GUARD::QAR1(B)
- S(h);N_GUARD::QAR1(B),XS(h)
- P(i);N_GUARD::S(F)
- P(j);N_GUARD::S(F),XP(g)
- Tries
- Try
- K(D);N_SPINR(E),S_FLIGHT
- Vars
- P(i);N_GUARD::S(F)
- P(j);N_GUARD::S(F),XP(g)
- Refutation
- P(b);CHECK
- Try
- K(D);N_SPINR(E),P-FLIGHT
- Vars
- P(i);N_GUARD::S(F)
- P(j);N_GUARD::S(F),XP(g)
- Refutation
- P(b);
- Try
- K(D);N_SPINR(E),S_FLIGHT
- Vars
- P(i);N_GUARD::S(F)
- P(j);N_GUARD::S(F),XP(g)
- Refutation
- P(b);CHECK
- Try
- K(D);N_SPINR(E),S_FLIGHT
- Vars
- P(i);N_GUARD::S(F)
- P(j);N_GUARD::S(F),XP(g)
- Refutation
- P(b);
- Try
- K(D);N_SPINR(E),P-FLIGHT,XP(b)
- Vars
- P(i);N_GUARD::S(F)
- P(j);N_GUARD::S(F),XP(g)
- Refutation
- S(h);CHECK
- Try
- K(D);N_SPINR(E),S_FLIGHT
- Vars
- P(j);N_GUARD::S(F),XP(g)
- Refutation
- P(b);
- Try
- S(G);CHECK
- Vars
- K(e);N_SPINR(a),P-FLIGHT::QAR2(B)
- Refutation
- P(i);XS(G)
- Try
- S(G);CHECK,XP(j)
- Vars
- K(e);N_SPINR(a),P-FLIGHT::QAR2(B)
- Refutation
- P(k);XS(G)
- Try
- R(A);CHECK
- Refutation
- K(e);N_SPINR(a),S_FLIGHT
- Try
- R(A);XP(j)
- Threat
- DUALS(2)
- Vars
- S(h);N_GUARD::QAR1(B),XS(h)
- Refutation
- P(k);XR(A)
- Try
- R(E);CHECK
- Vars
- K(e);S_FLIGHT::S(G)
- Refutation
- K(e);N_SPINR(a),S_FLIGHT
- Try
- Q(B);N_SPINR(E)
- Threat
- DUALS(3)
- Refutation
- P(c);XQ(B)
- Try
- Q(B);
- Vars
- S(h);N_GUARD::QAR1(B),XS(h)
- S(h);N_GUARD::QAR1(B)
- P(j);N_GUARD::S(F),XP(g)
- Refutation
- P(i);
- Try
- Q(B);CHECK,N_SPINR(E),XR(a)
- Refutation
- B(d);P_SPINB(d),XQ(B)
- Try
- Actual
- S(G);
- Vars
- K(e);N_SPINR(a),P-FLIGHT,XS(G)::QAR2(B)
- S(h);N_GUARD,XS(G)::QAR1(B)
- P(i);N_GUARD,SBLOCK,XS(G)::S(F)
- P(j);N_GUARD,SBLOCK,XS(G)::S(F),XP(g)
- S(h);N_GUARD::QAR1(B),XS(h)
- P(i);SBLOCK::R(E)
- S(h);N_GUARD::QAR1(B)
- P(j);SBLOCK::R(A)
Developed and maintained by Brian Stephenson.
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