MESON Chess Problem Database
Problem Display
PID: 18631 (3r4/2Rn4/4pp1B/1Q6/p1Pk4/2pB3R/6rp/N4bbK w - - 0 1)
Chandler, Guy Wills
Comm., F Bennett Sp. Ty., 1957
#2
8 + 11
SOLUTION
- SOUND
- Sets
- 1...Rc2
- 2.Sxc2#
- 1...Rg4
- 2.Sc2#
- 1...Rg5
- 2.Sc2#
- 1...Rg6
- 2.Sc2#
- 1...Rg7
- 2.Sc2#
- 1...Rgg8
- 2.Sc2#
- 1...Ra8
- 2.Rxd7#
- 1...Rb8
- 2.Rxd7#
- 1...Rc8
- 2.Rxd7#
- 1...Re8
- 2.Rxd7#
- 1...Rf8
- 2.Rxd7#
- 1...Rdg8
- 2.Rxd7#
- 1...Rh8
- 2.Rxd7#
- 1...Be2
- 2.Sc2#
- 1...Bf2
- 2.Sc2#
- 1...Sc5
- 2.Qxc5#
- 1...Se5
- 2.Qc5#
- 2.Qb6#
- 1...Sb6
- 2.Qc5#
- 1...Sb8
- 2.Qc5#
- 1...Sf8
- 2.Qc5#
- 1...c2
- 2.Qb2#
- 1...a3
- 2.Sb3#
- 1...e5
- 2.Qd5#
- 1...Rc2
- Tries
- 1.Rh4+?
- 1...Kxd3
- 2.c5#
- 1...Rg4!
- 1...Kxd3
- 1.Rc6?
- threat
- 2.Rd6#
- 1...Sc5
- 2.Qxc5#
- 1...c2
- 2.Qb2#
- 1...Rg5
- 2.Sc2#
- 1...Se5
- 2.Qc5#
- 2.Qb6#
- 1...Sb6
- 2.Qc5#
- 1...Sb8
- 2.Qc5#
- 1...Sf8
- 2.Qc5#
- 1...Bxd3!
- threat
- 1.Rh4+?
- Keys
- 1.Bf5!
- 1...Bxc4
- 2.Rxc4#
- 1...exf5
- 2.Qd5#
- 1...Sc5
- 2.Qxc5#
- 1...Ra2
- 2.Rh4#
- 1...Rb2
- 2.Rh4#
- 1...Rc2
- 2.Sxc2#
- 2.Rh4#
- 1...Rd2
- 2.Rh4#
- 1...Re2
- 2.Rd3#
- 1...Rf2
- 2.Be3#
- 1...Rg3
- 2.Sc2#
- 1...Rg4
- 2.Sc2#
- 1...Rg5
- 2.Sc2#
- 1...Rg6
- 2.Sc2#
- 1...Rg7
- 2.Sc2#
- 1...Rgg8
- 2.Sc2#
- 1...Ra8
- 2.Rxd7#
- 1...Rb8
- 2.Rxd7#
- 1...Rc8
- 2.Rxd7#
- 1...Re8
- 2.Rxd7#
- 1...Rf8
- 2.Rxd7#
- 1...Rdg8
- 2.Rxd7#
- 1...Rh8
- 2.Rxd7#
- 1...Be2
- 2.Sc2#
- 1...Bd3
- 2.Rxd3#
- 1...Bf2
- 2.Sc2#
- 1...Be3
- 2.Bxe3#
- 1...Se5
- 2.Qc5#
- 2.Qb6#
- 1...Sb6
- 2.Qc5#
- 1...Sb8
- 2.Qc5#
- 1...Sf8
- 2.Qc5#
- 1...c2
- 2.Qb2#
- 1...a3
- 2.Sb3#
- 1...e5
- 2.Qd5#
- 1...Bxc4
- 1.Bf5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 10
- REMOVED MATES = 1
- Sets
- R(c);N_GUARD::S(A),XR(c)
- R(c);N_GUARD::S(A)
- R(k);N_GUARD::R(H),XS(j)
- B(a);S_CUTR(c)::S(A)
- B(b);S_CUTR(c)::S(A)
- S(j);N_GUARD::QAB1(F),XS(j)
- S(j);N_GUARD::QAB1(F)
- P(e);OGATEB::QAB(F)
- P(f);N_GUARD::S(A)
- P(h);N_GUARD::QAR1(F)
- Tries
- Try
- R(D);CHECK
- Vars
- K(g);P-FLIGHT,XB(C)::QAB(F)+P(E)
- Refutation
- R(c);P_SPINR(c)
- Try
- R(H);
- Threat
- R(H)
- Vars
- S(j);N_GUARD::QAB1(F),XS(j)
- P(e);OGATEB::QAB(F)
- R(c);N_GUARD::S(A)
- S(j);N_GUARD::QAB1(F)
- Refutation
- B(a);XB(C)
- Try
- Actual
- B(C);
- Vars
- B(a);OGATE,XP(E)::R1(H),XB(a)
- P(h);N_GUARD,XB(C)::QAR1(F)
- S(j);N_GUARD::QAB1(F),XS(j)
- R(c);N_GUARD::R(D)
- R(c);S_CUTB(a)::R1(D)
- R(c);S_CUTB(b)::B(G)
- R(c);N_GUARD::S(A)
- R(k);N_GUARD::R(H),XS(j)
- B(a);S_CUTR(c)::S(A)
- B(a);N_GUARD::R1(D),XB(a)
- B(b);S_CUTR(c)::S(A)
- B(b);N_GUARD::B(G),XB(b)
- S(j);N_GUARD::QAB1(F)
- P(e);OGATEB::QAB(F)
- P(f);N_GUARD::S(A)
- P(h);N_GUARD::QAR1(F)
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