MESON Chess Problem Database
Problem Display
PID: 45392 (8/1b1nN2B/3Bp1n1/1rb2N1p/2ppk3/1p2P1R1/5RK1/5Q2 w - - 0 1)
Bladen, H
Bladen, R
Recomm., BCF 048. Ty., 1944-1945
#2
9 + 11
SOLUTION
- SOUND
- Sets
- 1...Sf4+
- 2.Rxf4#
- 1...Sh4+
- 2.Sxh4#
- 1...Sge5
- 2.Rf4#
- 1...Sxe7
- 2.Sxe7#
- 1...Sgf8
- 2.Rf4#
- 1...Sh8
- 2.Rf4#
- 1...dxe3
- 2.Qb1#
- 1...Sf4+
- Tries
- 1.Sxd4?
- threat
- 2.Bxg6#
- 2.Rf4#
- 2.Qb1#
- 1...Bxd4
- 2.Rf4#
- 2.Qb1#
- 1...Ba3
- 2.Rf4#
- 2.Qb1#
- 1...Bb4
- 2.Rf4#
- 2.Qb1#
- 1...Bb6
- 2.Rf4#
- 2.Qb1#
- 1...Ba7
- 2.Rf4#
- 2.Qb1#
- 1...Se5
- 2.Rf4#
- 1...Sf8
- 2.Rf4#
- 2.Qb1#
- 1...c3
- 2.Bxg6#
- 2.Rf4#
- 1...e5
- 2.Bxg6#
- 2.Qb1#
- 1...Bxd6!
- threat
- 1.Sh4?
- threat
- 2.Bxg6#
- 2.Rf4#
- 1...dxe3
- 2.Rf4#
- 1...Ba3
- 2.Rf4#
- 1...Bb4
- 2.Rf4#
- 1...Bb6
- 2.Rf4#
- 1...Ba7
- 2.Rf4#
- 1...Se5
- 2.Rf4#
- 1...Sf8
- 2.Rf4#
- 1...e5
- 2.Bxg6#
- 1...Bxd6!
- threat
- 1.Sh6?
- threat
- 2.Bxg6#
- 2.Rf4#
- 1...dxe3
- 2.Rf4#
- 1...Ba3
- 2.Rf4#
- 1...Bb4
- 2.Rf4#
- 1...Bb6
- 2.Rf4#
- 1...Ba7
- 2.Rf4#
- 1...Se5
- 2.Rf4#
- 1...Sf8
- 2.Rf4#
- 1...e5
- 2.Bxg6#
- 1...Bxd6!
- threat
- 1.Sg7?
- threat
- 2.Bxg6#
- 2.Rf4#
- 1...dxe3
- 2.Rf4#
- 1...Ba3
- 2.Rf4#
- 1...Bb4
- 2.Rf4#
- 1...Bb6
- 2.Rf4#
- 1...Ba7
- 2.Rf4#
- 1...Se5
- 2.Rf4#
- 1...Sf8
- 2.Rf4#
- 1...e5
- 2.Bxg6#
- 1...Bxd6!
- threat
- 1.Bxg6?
- threat
- 2.Sxd4#
- 2.Sh4#
- 2.Sh6#
- 2.Sg7#
- 2.Rf4#
- 1...dxe3
- 2.Rf4#
- 2.Qb1#
- 1...exf5
- 2.Bxf5#
- 2.Rf4#
- 1...Ba3
- 2.Rf4#
- 1...Bb4
- 2.Rf4#
- 1...Bb6
- 2.Rf4#
- 1...Ba7
- 2.Rf4#
- 1...Se5
- 2.Rf4#
- 1...Sf8
- 2.Rf4#
- 1...d3
- 2.Sd4#
- 2.Sh4#
- 2.Sh6#
- 2.Sg7#
- 2.Rf4#
- 1...h4
- 2.Sxd4#
- 2.Sxh4#
- 2.Sh6#
- 2.Sg7#
- 2.Rf4#
- 2.Rg4#
- 1...e5
- 2.Sxd4#
- 2.Sh4#
- 2.Sh6#
- 2.Sg7#
- 1...Bxd6!
- threat
- 1.Rg4+?
- 1...Sf4+
- 2.Rfxf4#
- 2.Rgxf4#
- 1...hxg4!
- 1...Sf4+
- 1.Sxd4?
- Keys
- 1.Re2!
- threat
- 2.exd4#
- 1...Kd3+
- 2.e4#
- 1...Sf4+
- 2.exf4#
- 1...Sh4+
- 2.Sxh4#
- 1...Sxe7
- 2.Sxe7#
- 1...dxe3
- 2.Qb1#
- 1...exf5
- 2.Qxf5#
- 1...d3
- 2.Qf3#
- threat
- 1.Re2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 3
- REMOVED MATES = 3
- Sets
- S(i);CHECK,N_GUARD::R1(B),XS(i)
- S(i);CHECK::B(I)+S(F),XS(i)
- S(i);N_GUARD::R1(B)
- S(i);XS(H)::B(I)+S(F),XS(i)
- P(c);N_GUARD,XP(D)::QAB(A)
- Tries
- Try
- S(F);P_PINS(i),XP(c)
- Threat
- DUALS(3)
- Vars
- S(k);::R1(B)
- Refutation
- B(f);XB(G)
- Try
- S(F);P_PINS(i)
- Threat
- DUALS(2)
- Vars
- P(c);XP(D)::R1(B)
- B(f);::R1(B)
- S(k);::R1(B)
- P(h);::B(I),XS(i)
- Refutation
- B(f);XB(G)
- Try
- S(F);P_PINS(i)
- Threat
- DUALS(2)
- Vars
- P(c);XP(D)::R1(B)
- B(f);::R1(B)
- S(k);::R1(B)
- P(h);::B(I),XS(i)
- Refutation
- B(f);XB(G)
- Try
- S(F);P_PINS(i)
- Threat
- DUALS(2)
- Vars
- P(c);XP(D)::R1(B)
- B(f);::R1(B)
- S(k);::R1(B)
- P(h);::B(I),XS(i)
- Refutation
- B(f);XB(G)
- Try
- B(I);XS(i)
- Threat
- DUALS(5)
- Vars
- B(f);::R1(B)
- S(k);::R1(B)
- Refutation
- B(f);XB(G)
- Try
- R(E);CHECK
- Refutation
- P(g);XR(E)
- Try
- Actual
- R(B);
- Threat
- R(B)+P(D),XP(c)
- Vars
- K(d);CHECK,OGATE,S_FLIGHT::R(E)+P(D)
- S(i);CHECK,OGATE::R(B)+P(D),XS(i)
- S(i);CHECK::B(I)+S(F),XS(i)
- S(i);XS(H)::B(I)+S(F),XS(i)
- P(c);N_GUARD,P_SPINP(c),XP(D)::QAB(A)
- P(h);OGATE,XS(F)::QAB1(A),XP(h)
- P(c);SBLOCK::QAB1(A)
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