MESON Chess Problem Database
Problem Display
PID: 267955 (1Kb5/1pB1p1bN/1Q6/1r6/3ppp2/3P1k2/2N1R1Rn/5r2 w - - 0 1)
Maslov, Boris Grigorevich
Shakhmatnaya kompozitsiya, 1995
#2
8 + 11
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.Ref2#
- 1...Rfb1
- 2.Ref2#
- 1...Rc1
- 2.Ref2#
- 1...Rd1
- 2.Ref2#
- 1...Re1
- 2.Sxe1#
- 2.Ref2#
- 1...Rg1
- 2.Ref2#
- 1...Rh1
- 2.Ref2#
- 1...Rf2
- 2.Rexf2#
- 1...Rbb1
- 2.Sg5#
- 1...Rb2
- 2.Sg5#
- 1...Rb3
- 2.Sg5#
- 1...Rb4
- 2.Sg5#
- 1...Re5
- 2.Sxd4#
- 1...Rg5
- 2.Sxg5#
- 1...Rxb6
- 2.Sg5#
- 1...Be5
- 2.Sg5#
- 1...Bh6
- 2.Sxd4#
- 1...Bf8
- 2.Sxd4#
- 1...Bf5
- 2.Sg5#
- 1...e5
- 2.Sg5#
- 1...Ra1
- Tries
- 1.Be5?
- threat
- 2.Sxd4#
- 2.Sg5#
- 1...Rxe5
- 2.Sxd4#
- 1...Rf2
- 2.Rexf2#
- 1...Rb4
- 2.Sg5#
- 1...Rd5
- 2.Sg5#
- 1...Bf6
- 2.Sxd4#
- 1...Bh6
- 2.Sxd4#
- 1...Bxe5+!
- threat
- 1.Qxd4?
- threat
- 2.Qxe4#
- 1...Bxd4
- 2.Sxd4#
- 1...exd3
- 2.Qxd3#
- 2.Qe4#
- 2.Qxf4#
- 1...Rb4
- 2.Sg5#
- 1...Bf5
- 2.Sg5#
- 1...e3
- 2.Qe4#
- 2.Qxf4#
- 1...Re5!
- threat
- 1.Qxb5?
- threat
- 2.Sg5#
- 1...Rf2
- 2.Rexf2#
- 1...Bh6
- 2.Sxd4#
- 1...Bf6!
- threat
- 1.Qe6?
- threat
- 2.Qxe4#
- 1...exd3
- 2.Qe4#
- 1...Re5
- 2.Sxd4#
- 1...Be5
- 2.Sg5#
- 1...e3
- 2.Qe4#
- 1...Bxe6!
- threat
- 1.Qf6?
- threat
- 2.Sxd4#
- 2.Qxf4#
- 1...exf6
- 2.Sxd4#
- 1...Rf2
- 2.Rexf2#
- 1...Rb4
- 2.Sg5#
- 2.Qxf4#
- 1...Rd5
- 2.Qxf4#
- 1...Re5
- 2.Sxd4#
- 1...Rf5
- 2.Sxd4#
- 1...Bh6
- 2.Sxd4#
- 1...Bf5
- 2.Sxd4#
- 2.Sg5#
- 1...e5
- 2.Sg5#
- 1...Bxf6!
- threat
- 1.Qg6?
- threat
- 2.Qxe4#
- 1...exd3
- 2.Qxd3#
- 2.Qe4#
- 1...Re5
- 2.Sxd4#
- 1...Bf5
- 2.Sg5#
- 1...e3
- 2.Qe4#
- 1...Rf5!
- threat
- 1.Be5?
- Keys
- 1.Qh6!
- threat
- 2.Qxf4#
- 1...Bxh6
- 2.Sxd4#
- 1...Rf2
- 2.Rexf2#
- 1...Re5
- 2.Sxd4#
- 1...Rf5
- 2.Qh3#
- 1...Rg5
- 2.Sxg5#
- 1...Be5
- 2.Sg5#
- 1...e5
- 2.Sg5#
- threat
- 1.Qh6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 13
- Sets
- R(a);N_GUARD::R1(B)
- R(a);N_GUARD::R1(B),XR(a)
- R(g);N_GUARD::S(G)
- R(g);S_CUTB(j)::S(A),XP(d)
- R(g);N_GUARD::S(G),XR(g)
- R(g);N_GUARD,XQ(E)::S(G)
- B(j);P_PINB(F),S_CUTR(g)::S(G)
- B(j);N_GUARD::S(A),XP(d)
- B(k);S_CUTR(g)::S(G)
- P(i);S_CUTR(g)::S(G)
- Tries
- Try
- B(F);
- Threat
- DUALS(2)
- Vars
- R(g);XB(F)::S(A),XP(d)
- R(a);N_GUARD::R1(B),XR(a)
- R(g);::S(G)
- B(j);::S(A),XP(d)
- Refutation
- B(j);CHECK,XB(F)
- Try
- Q(E);XP(d)
- Threat
- QAB1(E),XP(e)
- Vars
- B(j);XQ(E)::S(A),XB(j)
- R(g);N_GUARD::S(G)
- B(k);S_CUTR(g)::S(G)
- Refutation
- R(g);
- Try
- Q(E);XR(g)
- Threat
- S(G)
- Vars
- R(a);N_GUARD::R1(B),XR(a)
- B(j);N_GUARD::S(A),XP(d)
- Refutation
- B(j);
- Try
- Q(E);
- Threat
- QAB1(E),XP(e)
- Vars
- P(e);XP(D)::QAB1(E)
- R(g);S_CUTB(j)::S(A),XP(d)
- B(j);P_PINB(F),S_CUTR(g)::S(G)
- P(e);::QAB1(E)
- Refutation
- B(k);XQ(E)
- Try
- Q(E);P_PINP(f)
- Threat
- DUALS(2)
- Vars
- P(i);N_SPINP(f),XQ(E)::S(A),XP(d)
- R(a);N_GUARD::R1(B),XR(a)
- R(g);::QAR1(E),XP(f)
- R(g);::S(A),XP(d)
- R(g);N_SPINP(f)::S(A),XP(d)
- B(j);::S(A),XP(d)
- P(i);S_CUTR(g)::S(G)
- Refutation
- B(j);N_SPINP(f),XQ(E)
- Try
- Q(E);
- Threat
- QAB1(E),XP(e)
- Vars
- R(g);S_CUTB(j)::S(A),XP(d)
- B(k);S_CUTR(g)::S(G)
- P(e);::QAB1(E)
- Refutation
- R(g);
- Try
- Actual
- Q(E);
- Threat
- QAR1(E),XP(f)
- Vars
- B(j);N_GUARD,XQ(E)::S(A),XP(d)
- R(a);N_GUARD::R1(B),XR(a)
- R(g);S_CUTB(j)::S(A),XP(d)
- R(g);S_CUTB(k)::QAR2(E)
- R(g);N_GUARD::S(G),XR(g)
- B(j);P_PINB(F),S_CUTR(g)::S(G)
- P(i);S_CUTR(g)::S(G)
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