MESON Chess Problem Database
Problem Display
PID: 193957 (B1nr4/1N1P2R1/2b1n2R/1Q1Nk3/6P1/B1Pp1P2/8/5K2 w - - 0 1)
Stimson, James Frank (Ua Tane)
Pittsburgh Gazette-Times, 1916
#2
12 + 6
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Sf4
- 2.Rg5#
- 1...Sc5
- 2.Rg5#
- 1...Sg5
- 2.Rxg5#
- 1...Sc7
- 2.Rg5#
- 1...Sf8
- 2.Rg5#
- 1...Sb6
- 2.Bd6#
- 1...Sd6
- 2.Bxd6#
- 1...Sa7
- 2.Bd6#
- 1...Se7
- 2.Bd6#
- 1...Sf4
- Tries
- 1.Sxd8?
- threat
- 2.Sxc6#
- 2.Sf7#
- 2.Rxe6#
- 1...Bxb5
- 2.Sf7#
- 2.Rxe6#
- 1...Bxd7
- 2.Sf7#
- 1...Bxa8
- 2.Sf7#
- 2.Rxe6#
- 1...Sxg7
- 2.Sxc6#
- 2.Sf7#
- 1...Sxd8
- 2.Rg5#
- 1...Sc5
- 2.Rg5#
- 1...Bb7
- 2.Sf7#
- 2.Rxe6#
- 1...Sd4
- 2.Sf7#
- 1...Sf4
- 2.Sxc6#
- 2.Sf7#
- 2.Rg5#
- 1...Sg5
- 2.Sxc6#
- 2.Rxg5#
- 1...Sc7
- 2.Sxc6#
- 2.Sf7#
- 2.Rh5#
- 2.Rg5#
- 1...Sf8
- 2.Sxc6#
- 2.Sf7#
- 2.Rh5#
- 2.Rg5#
- 1...Sd6
- 2.Sxc6#
- 2.Rxe6#
- 1...Sa7
- 2.Sf7#
- 2.Rxe6#
- 1...Se7
- 2.Sf7#
- 2.Rxe6#
- 1...Bxd5!
- threat
- 1.Re7?
- threat
- 2.Rh5#
- 2.Rhxe6#
- 2.Rexe6#
- 1...Bxb5
- 2.Rh5#
- 1...Bxd7
- 2.Rh5#
- 1...Sxe7
- 2.Bd6#
- 1...Re8
- 2.Rh5#
- 2.Rhxe6#
- 1...Rf8
- 2.Rhxe6#
- 2.Rexe6#
- 1...Rg8
- 2.Rhxe6#
- 2.Rexe6#
- 1...Rh8
- 2.Rhxe6#
- 2.Rexe6#
- 1...Sd6
- 2.Bxd6#
- 2.Rhxe6#
- 2.Rexe6#
- 1...Bxd5!
- threat
- 1.Qxd3?
- threat
- 2.Qe4#
- 2.Qf5#
- 1...Bxd5
- 2.Qf5#
- 1...Sxg7
- 2.Qe4#
- 2.Qd4#
- 2.f4#
- 1...Sd4
- 2.Qe4#
- 2.Qxd4#
- 1...Rf8
- 2.Qe4#
- 1...Sc5
- 2.Rg5#
- 2.Qf5#
- 2.Qd4#
- 2.f4#
- 1...Sg5
- 2.Rxg5#
- 2.Qf5#
- 2.Qd4#
- 2.f4#
- 1...Sd6
- 2.Bxd6#
- 1...Se7
- 2.Bd6#
- 2.Qe4#
- 1...Bb5!
- threat
- 1.Qc4?
- threat
- 2.Qe4#
- 1...Sd4
- 2.Qxd4#
- 2.cxd4#
- 1...Sc5
- 2.Rg5#
- 2.Qd4#
- 2.f4#
- 1...Sg5
- 2.Rxg5#
- 2.Qd4#
- 2.f4#
- 1...Sd6
- 2.Bxd6#
- 1...Bxd5!
- threat
- 1.Qb4?
- threat
- 2.Qe4#
- 1...Kxd5
- 2.Qe4#
- 1...Sd4
- 2.Qxd4#
- 1...Sc5
- 2.Rg5#
- 2.Qd4#
- 1...Sg5
- 2.Rxg5#
- 2.Qd4#
- 1...Sd6
- 2.Qxd6#
- 1...Bxd5!
- threat
- 1.Sxd8?
- Keys
- 1.Sc5!
- threat
- 2.Sxd3#
- 1...Kxd5
- 2.Sxe6#
- 1...Kd6
- 2.Sxd3#
- 1...Bxb5
- 2.Rxe6#
- 1...Sxc5
- 2.Rg5#
- 1...Sf4
- 2.Rg5#
- 1...d2
- 2.Sd3#
- threat
- 1.Sc5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 7
- Sets
- S(d);N_GUARD::R(K)
- S(d);N_GUARD::R(K),XS(d)
- S(e);N_GUARD::B(B)
- S(e);N_GUARD::B(B),XS(e)
- Tries
- Try
- S(I);XR(f)
- Threat
- DUALS(3)
- Vars
- B(c);XP(J)::S(I)
- S(d);N_GUARD,XS(I)::R(K)
- S(d);N_GUARD::R(K)
- S(d);::S(I)
- Refutation
- B(c);P_SPINB(c),XS(G)
- Try
- R(K);P_PINS(d)
- Threat
- DUALS(3)
- Vars
- B(c);XQ(F)::R(H)
- B(c);XP(J)::R(H)
- S(e);N_GUARD,N_SPINS(d),XR(K)::B(B)
- Refutation
- B(c);P_SPINB(c),XS(G)
- Try
- Q(F);XP(a)
- Threat
- DUALS(2)
- Vars
- B(c);SBLOCK,XS(G)::QAR1(F)
- R(f);P_PINP(D)::QAR1(F)
- S(e);N_GUARD::B(B),XS(e)
- Refutation
- B(c);P_PINQ(F)
- Try
- Q(F);
- Threat
- QAR1(F)
- Vars
- S(e);N_GUARD::B(B),XS(e)
- Refutation
- B(c);XS(G)
- Try
- Q(F);
- Threat
- QAR1(F)
- Vars
- K(b);P-FLIGHT,XS(G)::QAB1(F)
- S(d);N_GUARD::QAB1(F),XS(d)
- S(e);N_GUARD::QAB1(F),XS(e)
- Refutation
- B(c);XS(G)
- Try
- Actual
- S(I);
- Threat
- S(I),XP(a)
- Vars
- K(b);P-FLIGHT,P_SPINB(c),XS(G)::QAR(F)+S(I),XS(d)
- K(b);P_SPINS(d),S_FLIGHT::B(B)+S(I),XP(a)
- B(c);XQ(F)::R1(H),XS(d)
- S(d);N_GUARD,XS(I)::R(K)
- S(d);N_GUARD::R(K)
- P(a);::S(I)
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