MESON Chess Problem Database
Problem Display
PID: 23735 (7B/KN3b2/BR5p/3pPk2/p4p1P/r3p3/3PR1Q1/3rN1b1 w - - 0 1)
Shire, David J
Die Schwalbe, 1996
#2
11 + 10
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.Bd3#
- 1...Ra2
- 2.Bd3#
- 1...Rd3
- 2.Bxd3#
- 1...Be6
- 2.Sd6#
- 1...Bg6
- 2.Qxg6#
- 1...Bg8
- 2.Qg6#
- 1...f3
- 2.Qxf3#
- 1...Ra1
- Tries
- 1.Sf3?
- threat
- 2.Sd4#
- 1...Ke4
- 2.Sd6#
- 1...exd2
- 2.Qh3#
- 1...Rd3
- 2.Bxd3#
- 1...d4
- 2.Sxd4#
- 1...Rxd2!
- threat
- 1.Sc5?
- threat
- 2.Qh3#
- 1...exd2
- 2.Rf6#
- 1...f3
- 2.Qxf3#
- 1...Bh5
- 2.Bc8#
- 1...Be6!
- threat
- 1.Rxh6?
- threat
- 2.Sd6#
- 1...Bg6
- 2.Qxg6#
- 1...f3
- 2.Qxf3#
- 1...exd2+!
- threat
- 1.d4?
- threat
- 2.Rf6#
- 1...f3
- 2.Qxf3#
- 1...Be6
- 2.Sd6#
- 1...Rxd4!
- threat
- 1.Sf3?
- Keys
- 1.Sd3!
- threat
- 2.Rf6#
- 1...Rxd3
- 2.Bxd3#
- 1...exd2
- 2.Qh3#
- 1...f3
- 2.Qxf3#
- 1...Be6
- 2.Sd6#
- threat
- 1.Sd3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 4
- Sets
- R(c);N_GUARD::B(G)
- R(c);N_GUARD::B(G),XR(c)
- B(j);SBLOCK::S(J)
- B(j);N_GUARD::QAB1(D),XB(j)
- B(j);N_GUARD::QAB1(D)
- P(f);OGATEB::QAR2(D),XP(f)
- Tries
- Try
- S(A);
- Threat
- S(A)
- Vars
- K(h);P_SPINP(d),S_FLIGHT::S(J)
- P(d);P_PINR(H),XP(B)::QAB(D)
- R(c);N_GUARD::B(G),XR(c)
- P(g);::S(A),XP(g)
- Refutation
- R(a);XP(B)
- Try
- S(J);
- Threat
- QAB(D)
- Vars
- P(d);XP(B)::R1(H)
- P(f);OGATEB::QAR2(D),XP(f)
- B(j);N_GUARD::B(G)
- Refutation
- B(j);
- Try
- R(H);XP(i)
- Threat
- S(J)
- Vars
- B(j);N_GUARD::QAB1(D),XB(j)
- P(f);OGATEB::QAR2(D),XP(f)
- Refutation
- P(d);CHECK,XP(B)
- Try
- P(B);
- Threat
- R1(H)
- Vars
- P(f);OGATEB::QAR2(D),XP(f)
- B(j);SBLOCK::S(J)
- Refutation
- R(a);XP(B)
- Try
- Actual
- S(A);
- Threat
- R1(H)
- Vars
- R(c);OGATE,XS(A)::B(G),XR(c)
- P(d);P_PINR(H),XP(B)::QAB(D)
- P(f);OGATEB::QAR2(D),XP(f)
- B(j);SBLOCK::S(J)
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