MESON Chess Problem Database
Problem Display
PID: 2630 (2K5/3n4/1b4pN/2Rbk3/5R2/2P3Q1/B7/3q4 w - - 0 1)
Potter, Joseph Alonzo
Source?, 0000
#2
7 + 6
| 1679 | American Chess Nuts | 1868 |
SOLUTION
- SOUND
- Tries
- 1.Kxd7?
- threat
- 2.Sf7#
- 2.Qe3#
- 2.Qg5#
- 1...Qg4+
- 2.Sxg4#
- 1...Bxc5
- 2.Qg5#
- 1...Qc2
- 2.Sg4#
- 2.Sf7#
- 2.Rxd5#
- 1...Qe2
- 2.Sf7#
- 2.Rxd5#
- 2.Qg5#
- 1...Qf3
- 2.Sf7#
- 2.Qg5#
- 1...Qh5
- 2.Sf7#
- 2.Rxd5#
- 2.Qe3#
- 1...Qb1
- 2.Sg4#
- 2.Sf7#
- 2.Rxd5#
- 1...Qc1
- 2.Sg4#
- 2.Sf7#
- 2.Rxd5#
- 2.Qg5#
- 1...Qe1
- 2.Sg4#
- 2.Sf7#
- 2.Rxd5#
- 2.Qg5#
- 1...Qg1
- 2.Sg4#
- 2.Sf7#
- 2.Rxd5#
- 1...Qh1
- 2.Sg4#
- 2.Sf7#
- 2.Qg5#
- 1...Qd2
- 2.Sg4#
- 2.Sf7#
- 2.Qg5#
- 1...Qd3
- 2.Sg4#
- 2.Sf7#
- 1...Qd4
- 2.Sg4#
- 2.Sf7#
- 2.Qg5#
- 2.cxd4#
- 1...Bd8
- 2.Sf7#
- 2.Qe3#
- 1...g5
- 2.Sf7#
- 2.Qe3#
- 2.Qxg5#
- 1...Qa4+!
- threat
- 1.Rf3+?
- 1...Ke4
- 2.Re3#
- 2.Qf4#
- 1...Ke6!
- 1...Ke4
- 1.Rf7+?
- 1...Ke6
- 2.Rc6#
- 1...Ke4!
- 1...Ke6
- 1.Qg5+?
- 1...Ke6
- 2.Rc6#
- 1...Kd6!
- 1...Ke6
- 1.Kxd7?
- Keys
- 1.Rc6!
- threat
- 2.Ra4#
- 2.Rb4#
- 2.Rfc4#
- 2.Rd4#
- 2.Rg4#
- 2.Rh4#
- 2.Qg5#
- 1...Bxa2
- 2.Rd4#
- 2.Qg5#
- 1...Bxc6
- 2.Sf7#
- 1...Bb3
- 2.Rd4#
- 2.Qg5#
- 1...Bc4
- 2.Rd4#
- 2.Qg5#
- 1...Qc2
- 2.Sg4#
- 2.Ra4#
- 2.Rb4#
- 2.Rfc4#
- 2.Rd4#
- 2.Rg4#
- 2.Rh4#
- 1...Qf3
- 2.Qg5#
- 1...Qa4
- 2.Sg4#
- 2.Rxa4#
- 2.Rb4#
- 2.Rfc4#
- 2.Rd4#
- 2.Qg5#
- 1...Qg4
- 2.Sxg4#
- 2.Rxg4#
- 1...Qh5
- 2.Ra4#
- 2.Rb4#
- 2.Rfc4#
- 2.Rd4#
- 2.Rg4#
- 2.Rh4#
- 1...Qb1
- 2.Sg4#
- 2.Ra4#
- 2.Rb4#
- 2.Rfc4#
- 2.Rd4#
- 2.Rg4#
- 2.Rh4#
- 1...Qc1
- 2.Sg4#
- 2.Qg5#
- 1...Qe1
- 2.Sg4#
- 2.Qg5#
- 1...Qf1
- 2.Sg4#
- 2.Qg5#
- 1...Qg1
- 2.Sg4#
- 1...Qd2
- 2.Sg4#
- 2.Qg5#
- 1...Qd3
- 2.Sg4#
- 1...Qd4
- 2.Sg4#
- 2.Rxd4#
- 2.Qg5#
- 1...Bh1
- 2.Sf7#
- 2.Ra4#
- 2.Rb4#
- 2.Rd4#
- 2.Rg4#
- 2.Rh4#
- 2.Re6#
- 2.Qg5#
- 1...Bg2
- 2.Sf7#
- 2.Ra4#
- 2.Rb4#
- 2.Rd4#
- 2.Rg4#
- 2.Rh4#
- 2.Re6#
- 2.Qg5#
- 1...Bf3
- 2.Sf7#
- 2.Ra4#
- 2.Rb4#
- 2.Rd4#
- 2.Rg4#
- 2.Rh4#
- 2.Re6#
- 2.Qg5#
- 1...Be4
- 2.Sf7#
- 2.Rf1#
- 2.Rf2#
- 2.Rf3#
- 2.Rg4#
- 2.Rh4#
- 2.Rf5#
- 2.Rff6#
- 2.Rf7#
- 2.Rf8#
- 2.Re6#
- 1...Be6
- 2.Rxe6#
- 1...Bf7
- 2.Sxf7#
- 2.Ra4#
- 2.Rb4#
- 2.Rd4#
- 2.Rg4#
- 2.Rh4#
- 2.Qg5#
- 1...Bg8
- 2.Ra4#
- 2.Rb4#
- 2.Rd4#
- 2.Rg4#
- 2.Rh4#
- 2.Qg5#
- 1...Bf2
- 2.Qg5#
- 1...Be3
- 2.Qg5#
- 1...Bd4
- 2.Rxd4#
- 2.Rg4#
- 2.Rh4#
- 2.Qg5#
- 1...Bd8
- 2.Ra4#
- 2.Rb4#
- 2.Rfc4#
- 2.Rd4#
- 2.Rg4#
- 2.Rh4#
- 1...g5
- 2.Ra4#
- 2.Rb4#
- 2.Rfc4#
- 2.Rd4#
- 2.Rg4#
- 2.Rh4#
- 2.Qxg5#
- threat
- 1.Rc6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 7
- REMOVED MATES = 0
- Sets
- Tries
- Try
- K(G);S_FLIGHT,XS(f)
- Threat
- DUALS(3)
- Vars
- Q(a);CHECK,N_GUARD::S(F),XQ(a)
- B(d);N_SPINB(b),XR(E)::QAR2(C)
- Refutation
- Q(a);CHECK
- Try
- R(D);CHECK
- Refutation
- K(c);P-FLIGHT
- Try
- R(D);CHECK
- Vars
- K(c);P-FLIGHT::R(E)
- Refutation
- K(c);N_SPINB(b),P-FLIGHT
- Try
- Q(C);CHECK
- Vars
- K(c);P-FLIGHT::R(E)
- Refutation
- K(c);N_SPINB(b),S_FLIGHT
- Try
- Actual
- R(E);N_PINB(b)
- Threat
- DUALS(7)
- Vars
- B(b);N_GUARD,XR(E)::S(F)
- Q(a);::QAR2(C)
- Q(a);N_GUARD::S(F)
- B(b);N_GUARD::R1(E),XB(b)
- B(d);::QAR2(C)
Developed and maintained by Brian Stephenson.
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