MESON Chess Problem Database
Problem Display
PID: 24378 (7Q/8/1N3p2/1p6/1pbn4/1Bk1Bn2/R4K2/2N5 w - - 0 1)
Tominic, Ivo
1st Prize, Rokada, 1975
#2
7 + 7
SOLUTION
- SOUND
- Sets
- 1...Bf1
- 2.Sd5#
- 1...Be2
- 2.Sd5#
- 1...Bd3
- 2.Sd5#
- 1...Bd5
- 2.Sxd5#
- 1...Se1
- 2.Bd2#
- 1...Sg1
- 2.Bd2#
- 1...Sd2
- 2.Bxd2#
- 1...Sh2
- 2.Bd2#
- 1...Sh4
- 2.Bd2#
- 1...Se5
- 2.Bd2#
- 1...Sg5
- 2.Bd2#
- 1...Sc2
- 2.Rxc2#
- 1...Se2
- 2.Rc2#
- 1...Sf5
- 2.Rc2#
- 1...Sc6
- 2.Rc2#
- 1...Se6
- 2.Rc2#
- 1...f5
- 2.Rc2#
- 1...Bf1
- Tries
- 1.Bxc4?
- 1...bxc4
- 2.Sa4#
- 2.Sd5#
- 1...Se1
- 2.Bd2#
- 1...Sg1
- 2.Bd2#
- 1...Sd2
- 2.Bxd2#
- 1...Sh2
- 2.Bd2#
- 1...Sh4
- 2.Bd2#
- 1...Se5
- 2.Bd2#
- 1...Sg5
- 2.Bd2#
- 1...Sc2
- 2.Se2#
- 1...Se2
- 2.Sxe2#
- 1...Sb3
- 2.Se2#
- 1...Sf5
- 2.Se2#
- 1...Sc6
- 2.Se2#
- 1...Se6
- 2.Se2#
- 1...f5
- 2.Se2#
- 1...b3!
- 1...bxc4
- 1.Qxf6?
- threat
- 2.Rc2#
- 1...Bd3
- 2.Sd5#
- 1...Se1
- 2.Bd2#
- 2.Bxd4#
- 2.Qxd4#
- 1...Se5
- 2.Bd2#
- 1...Bxb3!
- threat
- 1.Qh3?
- threat
- 2.Bd2#
- 1...Bd3
- 2.Sd5#
- 1...Sd2
- 2.Bxd2#
- 1...Sc2
- 2.Rxc2#
- 1...Se2
- 2.Rc2#
- 1...Sf5
- 2.Rc2#
- 1...Sc6
- 2.Rc2#
- 1...Se6
- 2.Rc2#
- 1...Sxb3!
- threat
- 1.Qh7?
- 1...Bxb3
- 2.Qd3#
- 1...Sxb3
- 2.Rc2#
- 2.Qc2#
- 1...Bf1
- 2.Sd5#
- 1...Be2
- 2.Sd5#
- 1...Bd3
- 2.Sd5#
- 2.Qxd3#
- 1...Bd5
- 2.Sxd5#
- 2.Qd3#
- 1...Be6
- 2.Qd3#
- 1...Bf7
- 2.Qd3#
- 1...Bg8
- 2.Qd3#
- 1...Se1
- 2.Bd2#
- 1...Sg1
- 2.Bd2#
- 1...Sd2
- 2.Bxd2#
- 1...Sh2
- 2.Bd2#
- 1...Sh4
- 2.Bd2#
- 1...Se5
- 2.Bd2#
- 1...Sg5
- 2.Bd2#
- 1...Sc2
- 2.Rxc2#
- 2.Qxc2#
- 1...Se2
- 2.Rc2#
- 2.Qc2#
- 1...Sf5
- 2.Rc2#
- 1...Sc6
- 2.Rc2#
- 2.Qc2#
- 1...Se6
- 2.Rc2#
- 2.Qc2#
- 1...f5!
- 1...Bxb3
- 1.Bxc4?
- Keys
- 1.Qc8!
- threat
- 2.Sd5#
- 1...Sc6
- 2.Rc2#
- threat
- 1.Qc8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 16
- Sets
- B(d);N_GUARD::S(F)
- B(d);N_GUARD::S(F),XB(d)
- S(b);N_GUARD::B(E)
- S(b);N_GUARD::B(E),XS(b)
- S(e);N_GUARD,P_SPINP(g)::R1(B),XS(e)
- S(e);N_GUARD,P_SPINP(g)::R1(B)
- P(g);P_SPINS(e)::R1(B)
- Tries
- Try
- B(D);XB(d)
- Vars
- S(b);N_GUARD::B(E)
- S(b);N_GUARD::B(E),XS(b)
- S(e);N_GUARD,P_SPINP(g)::S(A)
- S(e);N_GUARD,P_SPINP(g)::S(A),XS(e)
- P(g);P_SPINS(e)::S(A)
- Refutation
- P(c);
- Try
- Q(G);P_PINS(e),XP(g)
- Threat
- R1(B)
- Vars
- B(d);N_GUARD::S(F)
- S(b);N_GUARD,N_SPINS(e)::B(E)
- Refutation
- B(d);XB(D)
- Try
- Q(G);
- Threat
- B(E)
- Vars
- B(d);N_GUARD::S(F)
- S(b);::QAR(G)+B(E),DCHECK,XS(b)
- S(e);N_GUARD::R1(B),XS(e)
- S(e);N_GUARD::R1(B)
- Refutation
- S(e);XB(D)
- Try
- Q(G);
- Vars
- B(d);N_GUARD,XB(D)::QAR1(G)
- B(d);N_GUARD::S(F)
- B(d);N_GUARD::QAR1(G)
- S(b);N_GUARD::B(E)
- S(b);N_GUARD::B(E),XS(b)
- S(e);N_GUARD::R1(B)
- Refutation
- P(g);
- Try
- Actual
- Q(G);P_PINB(d)
- Threat
- S(F)
- Vars
- S(e);N_GUARD,N_SPINB(d)::R1(B)
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