MESON Chess Problem Database
Problem Display
PID: 153738 (BB3R2/7p/2r1PN2/2p1PN1K/3b1kP1/1Q1n2R1/7P/1n1r4 w - - 0 1)
Wirajaya, Daniel
The Problemist Supplement, 2014
#2
12 + 8
SOLUTION
- SOUND
- Sets
- 1...Ra6
- 2.Rf3#
- 1...Rb6
- 2.Rf3#
- 1...Rxe6
- 2.Rf3#
- 1...Rc8
- 2.Rf3#
- 1...Bxe5
- 2.Qc4#
- 1...Sc1
- 2.Rf3#
- 2.Qf3#
- 1...Sb2
- 2.Rf3#
- 2.Qf3#
- 1...Sf2
- 2.Rf3#
- 2.Qf3#
- 1...Sb4
- 2.Rf3#
- 2.Qf3#
- 1...Sxe5
- 2.Rf3#
- 2.Qf3#
- 1...Ra6
- Tries
- 1.Se3?
- threat
- 2.Sg2#
- 2.Sed5#
- 1...Rd6
- 2.Sd7#
- 1...Rc7
- 2.Sd7#
- 1...Rg1
- 2.Sed5#
- 1...Rd2
- 2.Sed5#
- 1...Sc3
- 2.Sg2#
- 1...Se1
- 2.Sed5#
- 1...Sb4
- 2.Sg2#
- 1...Bxe3!
- threat
- 1.Sxd4?
- threat
- 2.Se2#
- 2.Rf3#
- 1...Rd6
- 2.Sd7#
- 1...Rc7
- 2.Sd7#
- 1...Re1
- 2.Rf3#
- 1...Rf1
- 2.Se2#
- 1...Rd2
- 2.Rf3#
- 1...Sd2
- 2.Se2#
- 1...Sc3
- 2.Rf3#
- 1...Sc1
- 2.Rf3#
- 2.Qe3#
- 2.Qf3#
- 1...Se1
- 2.Se2#
- 2.Qe3#
- 1...cxd4!
- threat
- 1.Sh4?
- threat
- 2.Sg2#
- 2.Rf3#
- 1...Rd6
- 2.Sd7#
- 1...Rc7
- 2.Sd7#
- 1...Rf1
- 2.Sg2#
- 1...Rg1
- 2.Rf3#
- 1...Rd2
- 2.Rf3#
- 1...Sd2
- 2.Sg2#
- 1...Se1!
- threat
- 1.Sd6?
- threat
- 2.Sd7#
- 1...Kxe5
- 2.Sd7#
- 1...Bxe5
- 2.Sd5#
- 1...Sxe5
- 2.Sd5#
- 1...Rc8!
- threat
- 1.Se7?
- threat
- 2.Sed5#
- 1...Rd6
- 2.Sd7#
- 1...Rc7
- 2.Sd7#
- 1...Sb4
- 2.Rf3#
- 2.Qf3#
- 1...Sc3!
- threat
- 1.Qd5?
- threat
- 2.Rf3#
- 2.Qf3#
- 2.Qe4#
- 1...Re1
- 2.Rf3#
- 2.Qf3#
- 1...Rf1
- 2.Qe4#
- 1...Rd6
- 2.Rf3#
- 2.Qe4#
- 1...Rc7
- 2.Rf3#
- 2.Qe4#
- 1...Sc3
- 2.Rf3#
- 2.Qf3#
- 1...Se1
- 2.Qe4#
- 1...Sf2
- 2.Rf3#
- 2.Qf3#
- 1...Sd2!
- threat
- 1.Qxd3?
- threat
- 2.Sd5#
- 2.Rf3#
- 2.Qe4#
- 2.Qf3#
- 1...Rd6
- 2.Qe4#
- 1...Rc7
- 2.Qe4#
- 1...Re1
- 2.Sd5#
- 2.Rf3#
- 2.Qf3#
- 1...Rf1
- 2.Sd5#
- 2.Qe4#
- 1...Be3
- 2.Sd5#
- 2.Qe4#
- 2.Qxe3#
- 1...Sd2
- 2.Sd5#
- 1...Sc3
- 2.Rf3#
- 2.Qf3#
- 1...Rxd3!
- threat
- 1.Se3?
- Keys
- 1.Sd7!
- threat
- 2.Sd6#
- 1...Ke4
- 2.Sd6#
- 1...Rxe6
- 2.Rf3#
- 1...Bxe5
- 2.Qc4#
- 1...Sxe5
- 2.Qf3#
- 1...Rd6
- 2.Se3#
- 2.Sxd4#
- 2.Sh4#
- 2.Sxd6#
- 2.Sh6#
- 2.Se7#
- 2.Sg7#
- 2.Rf3#
- 1...Rc8
- 2.Rf3#
- threat
- 1.Sd7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 2
- Sets
- R(g);::R1(C)
- R(g);XP(H)::R1(C)
- B(d);OGATEB,P_SPINB(d),XP(E)::QAR(B)
- Tries
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- R(g);::R(L)+S(I)
- R(b);::S(F)
- S(a);::S(F)
- S(c);::S(F)
- Refutation
- B(d);XS(F)
- Try
- S(F);XB(d)
- Threat
- DUALS(2)
- Vars
- R(g);::R(L)+S(I)
- R(b);::R1(C)
- R(b);::S(F)
- S(a);::S(F)
- S(a);::R1(C)
- Refutation
- P(f);XS(F)
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- R(g);::R(L)+S(I)
- R(b);::S(F)
- R(b);::R1(C)
- S(a);::S(F)
- Refutation
- S(c);
- Try
- S(F);
- Threat
- R(L)+S(I)
- Vars
- K(e);S_FLIGHT,XP(E)::S(I)
- B(d);SBLOCK,XP(E)::R(L)+S(I),DCHECK
- S(c);SBLOCK,XP(E)::R(L)+S(I),DCHECK
- Refutation
- R(g);
- Try
- S(F);
- Threat
- S(F)
- Vars
- R(g);::R(L)+S(I)
- Refutation
- S(a);
- Try
- Q(B);
- Threat
- DUALS(3)
- Vars
- R(b);::QAR1(B)
- S(c);::QAR1(B)
- Refutation
- S(a);
- Try
- Q(B);XS(c)
- Threat
- DUALS(4)
- Vars
- R(g);::QAR1(B)
- S(a);::S(I)
- Refutation
- R(b);XQ(B)
- Try
- Actual
- S(I);
- Threat
- R(L)+S(F)
- Vars
- K(e);P-FLIGHT,P_SPINR(g)::S(F)
- R(g);XP(H)::R1(C)
- B(d);OGATEB,P_SPINB(d),XP(E)::QAR(B)
- S(c);OGATE,P_SPINS(c),XP(E)::QAR1(B)
- R(g);::R1(C)
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