MESON Chess Problem Database
Problem Display
PID: 3145 (B7/PK2p3/2p1P3/pkPnRNp1/Rp3bQ1/PP2Bp2/2P2P2/8 w - - 0 1)
Vincent, F
Source?, 1919
#2
14 + 9
| 2681 | All Change Here! | 1919 |
SOLUTION
- SOUND
- Sets
- 1...Bh2
- 2.Qc4#
- 1...Bxe3
- 2.Qc4#
- 1...Bg3
- 2.Qc4#
- 1...Bxe5
- 2.Qc4#
- 1...Sc3
- 2.Sd4#
- 1...Sxe3
- 2.Sd4#
- 1...Sb6
- 2.Sd4#
- 1...Sf6
- 2.Sd4#
- 1...Sc7
- 2.Sd4#
- 1...bxa3
- 2.c4#
- 1...Bh2
- Tries
- 1.Bc1?
- 1...Kxc5
- 2.Rxa5#
- 1...Bxc1
- 2.Qc4#
- 1...Bxe5
- 2.Qc4#
- 1...Sc3
- 2.Sd4#
- 1...Bd2
- 2.Qc4#
- 1...Bh2
- 2.Qc4#
- 1...Be3
- 2.Qc4#
- 1...Bg3
- 2.Qc4#
- 1...Se3
- 2.Sd4#
- 1...Sb6
- 2.Sd4#
- 1...Sf6
- 2.Sd4#
- 1...Sc7
- 2.Sd4#
- 1...bxa3!
- 1...Kxc5
- 1.Rxb4+?
- 1...Sxb4
- 2.Sd4#
- 2.c4#
- 2.a4#
- 1...axb4!
- 1...Sxb4
- 1.Rxd5?
- threat
- 2.Sd4#
- 1...Bxe3
- 2.Qc4#
- 1...Be5
- 2.Qc4#
- 1...cxd5!
- threat
- 1.Qxf3?
- threat
- 2.Qe2#
- 1...Sxe3
- 2.Sd4#
- 2.Qxc6#
- 1...Sc3
- 2.Sd4#
- 2.Qxc6#
- 1...Sb6
- 2.Sd4#
- 2.Qxc6#
- 1...Bxe3!
- threat
- 1.Qh3?
- threat
- 2.Qf1#
- 1...Sxe3
- 2.Sd4#
- 1...Sc3
- 2.Sd4#
- 1...Sb6
- 2.Sd4#
- 1...Bxe3!
- threat
- 1.Qg1?
- threat
- 2.Qf1#
- 1...Sxe3
- 2.Sd4#
- 1...Sc3
- 2.Sd4#
- 1...Sb6
- 2.Sd4#
- 1...Bxe3!
- threat
- 1.Qxf4?
- threat
- 2.Qc4#
- 1...Sxe3
- 2.Sd4#
- 1...Sxf4
- 2.Sd4#
- 1...Sb6
- 2.Sd4#
- 1...gxf4!
- threat
- 1.c3?
- threat
- 2.c4#
- 1...Bxe3
- 2.Qc4#
- 1...Sxc3
- 2.Sd4#
- 1...Sxe3
- 2.Sd4#
- 1...Sb6
- 2.Sd4#
- 1...bxc3!
- threat
- 1.axb4?
- threat
- 2.Sd4#
- 2.c4#
- 1...Bxe3
- 2.Rxa5#
- 2.Qc4#
- 2.c4#
- 1...Bxe5
- 2.Rxa5#
- 2.Qc4#
- 2.c4#
- 1...Sxe3
- 2.Sd4#
- 1...Sc3
- 2.Sd4#
- 1...Sb6
- 2.Sd4#
- 1...axb4!
- threat
- 1.Bc1?
- Keys
- 1.Bd2!
- 1...Kxc5
- 2.Rxa5#
- 1...Bxd2
- 2.Qc4#
- 1...Bxe5
- 2.Qc4#
- 1...bxa3
- 2.Rxa5#
- 1...Sc3
- 2.Sd4#
- 1...Bh2
- 2.Qc4#
- 1...Be3
- 2.Qc4#
- 1...Bg3
- 2.Qc4#
- 1...Se3
- 2.Sd4#
- 1...Sb6
- 2.Sd4#
- 1...Sf6
- 2.Sd4#
- 1...Sc7
- 2.Sd4#
- 1...Kxc5
- 1.Bd2!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- B(c);OGATE::QAB1(G)
- B(c);OGATE,XB(E)::QAB1(G)
- B(c);OGATE,XR(I)::QAB1(G)
- S(f);::S(J)
- S(f);XB(E)::S(J)
- P(b);N_GUARD,XP(C)::P(A)
- Tries
- Try
- B(E);
- Vars
- K(e);P-FLIGHT,P_SPINS(f),XP(H)::R(F),XP(d)
- B(c);OGATE,XB(E)::QAB1(G)
- B(c);OGATE,XR(I)::QAB1(G)
- S(f);::S(J)
- B(c);OGATE::QAB1(G)
- Refutation
- P(b);XP(C)
- Try
- R(F);CHECK,XP(b)
- Refutation
- P(d);XR(F)
- Try
- R(I);XS(f)
- Threat
- S(J)
- Vars
- B(c);OGATE,XB(E)::QAB1(G)
- B(c);OGATE::QAB1(G)
- Refutation
- P(h);XR(I)
- Try
- Q(G);XP(a)
- Threat
- QAB(G)
- Refutation
- B(c);XB(E)
- Try
- Q(G);
- Threat
- QAB(G)
- Vars
- S(f);XB(E)::S(J)
- S(f);::S(J)
- Refutation
- B(c);XB(E)
- Try
- Q(G);
- Threat
- QAB(G)
- Vars
- S(f);XB(E)::S(J)
- S(f);::S(J)
- Refutation
- B(c);XB(E)
- Try
- Q(G);XB(c)
- Threat
- QAB1(G)
- Vars
- S(f);XB(E)::S(J)
- S(f);XQ(G)::S(J)
- S(f);::S(J)
- Refutation
- P(g);XQ(G)
- Try
- P(A);
- Threat
- P(A)
- Vars
- B(c);OGATE,XB(E)::QAB1(G)
- S(f);XP(A)::S(J)
- S(f);XB(E)::S(J)
- S(f);::S(J)
- Refutation
- P(b);XP(A)
- Try
- P(C);XP(b)
- Threat
- DUALS(2)
- Vars
- S(f);XB(E)::S(J)
- S(f);::S(J)
- Refutation
- P(d);XP(C)
- Try
- Actual
- B(E);
- Vars
- K(e);P-FLIGHT,P_SPINS(f),XP(H)::R(F),XP(d)
- B(c);OGATE,XB(E)::QAB1(G)
- B(c);OGATE,XR(I)::QAB1(G)
- P(b);XP(C)::R1(F),XP(d)
- S(f);::S(J)
- B(c);OGATE::QAB1(G)
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