MESON Chess Problem Database
Problem Display
PID: 194120 (5N2/2q1B1pp/2p5/NP2k1P1/2P1p3/4P1nB/1K1R1R2/5bQn w - - 0 1)
Clusella Y Montane, Juan
Comm., Spanish National Ty., 1917
#2
12 + 9
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Qxa5
- 2.Sd7#
- 2.Bd6#
- 1...Qb6
- 2.Sd7#
- 2.Bd6#
- 1...Qd6
- 2.Bxd6#
- 1...Qb8
- 2.Sxc6#
- 2.Sd7#
- 1...Qd8
- 2.Sxc6#
- 1...Qa7
- 2.Sxc6#
- 2.Bd6#
- 1...Qb7
- 2.Bd6#
- 1...Qd7
- 2.Sxd7#
- 1...Qxe7
- 2.Sxc6#
- 1...Qc8
- 2.Bd6#
- 1...Bxc4
- 2.Sxc4#
- 1...Sxf2
- 2.Qxg3#
- 1...Se2
- 2.Rf5#
- 1...Sf5
- 2.Rxf5#
- 1...Sh5
- 2.Rf5#
- 1...cxb5
- 2.Rd5#
- 1...c5
- 2.Rd5#
- 1...g6
- 2.Bf6#
- 1...h5
- 2.Sg6#
- 1...h6
- 2.Sg6#
- 1...Qxa5
- Tries
- 1.Ka2?
- 1...Bxc4+
- 2.Sxc4#
- 1...Qxe7
- 2.Sxc6#
- 1...Bxh3
- 2.Qa1#
- 1...Sxf2
- 2.Qxg3#
- 1...cxb5
- 2.Rd5#
- 1...Qb6
- 2.Sd7#
- 2.Bd6#
- 1...Qd6
- 2.Bxd6#
- 1...Qb8
- 2.Sxc6#
- 2.Sd7#
- 1...Qd8
- 2.Sxc6#
- 1...Qa7
- 2.Bd6#
- 1...Qb7
- 2.Bd6#
- 1...Qd7
- 2.Sxd7#
- 1...Qc8
- 2.Bd6#
- 1...Be2
- 2.Qa1#
- 1...Bg2
- 2.Qa1#
- 1...Bd3
- 2.Qa1#
- 1...Se2
- 2.Rf5#
- 1...Sf5
- 2.Rxf5#
- 1...Sh5
- 2.Rf5#
- 1...c5
- 2.Rd5#
- 1...g6
- 2.Bf6#
- 1...h5
- 2.Sg6#
- 1...h6
- 2.Sg6#
- 1...Qxa5+!
- 1...Bxc4+
- 1.Kc2?
- 1...Qxa5
- 2.Sd7#
- 2.Bd6#
- 1...Qxe7
- 2.Sxc6#
- 1...Bxh3
- 2.Qa1#
- 1...Bxc4
- 2.Sxc4#
- 2.Qa1#
- 1...Sxf2
- 2.Qxg3#
- 1...cxb5
- 2.Rd5#
- 1...Qb6
- 2.Sd7#
- 2.Bd6#
- 1...Qd6
- 2.Bxd6#
- 1...Qb8
- 2.Sxc6#
- 2.Sd7#
- 1...Qd8
- 2.Sxc6#
- 1...Qa7
- 2.Sxc6#
- 2.Bd6#
- 1...Qb7
- 2.Bd6#
- 1...Qd7
- 2.Sxd7#
- 1...Qc8
- 2.Bd6#
- 1...Be2
- 2.Qa1#
- 1...Bg2
- 2.Qa1#
- 1...Se2
- 2.Rf5#
- 1...Sf5
- 2.Rxf5#
- 1...Sh5
- 2.Rf5#
- 1...c5
- 2.Rd5#
- 1...g6
- 2.Bf6#
- 1...h5
- 2.Sg6#
- 1...h6
- 2.Sg6#
- 1...Bd3+!
- 1...Qxa5
- 1.Bb4?
- threat
- 2.Bc3#
- 1...Qxa5
- 2.Sd7#
- 2.Bd6#
- 1...Qb6
- 2.Sd7#
- 2.Bd6#
- 1...Qd6
- 2.Bxd6#
- 1...Qd8
- 2.Sxc6#
- 1...Qa7
- 2.Sxc6#
- 2.Bd6#
- 1...Qd7
- 2.Sxd7#
- 1...Se2
- 2.Rf5#
- 1...Sf5
- 2.Rxf5#
- 1...Bd3!
- threat
- 1.Rxf1?
- 1...Qxa5
- 2.Sd7#
- 2.Bd6#
- 1...Qxe7
- 2.Sxc6#
- 1...cxb5
- 2.Rd5#
- 1...Qb6
- 2.Sd7#
- 2.Bd6#
- 1...Qd6
- 2.Bxd6#
- 1...Qb8
- 2.Sxc6#
- 2.Sd7#
- 1...Qd8
- 2.Sxc6#
- 1...Qa7
- 2.Sxc6#
- 2.Bd6#
- 1...Qb7
- 2.Bd6#
- 1...Qd7
- 2.Sxd7#
- 1...Qc8
- 2.Bd6#
- 1...Sf2
- 2.Qxg3#
- 1...Se2
- 2.Rf5#
- 1...Sf5
- 2.Rxf5#
- 1...Sh5
- 2.Rf5#
- 1...c5
- 2.Rd5#
- 1...g6
- 2.Bf6#
- 1...h5
- 2.Sg6#
- 1...h6
- 2.Sg6#
- 1...Sxf1!
- 1...Qxa5
- 1.Rf6?
- threat
- 2.Re6#
- 1...Qxe7
- 2.Sxc6#
- 1...Bxc4
- 2.Sxc4#
- 1...gxf6
- 2.Bxf6#
- 1...Qd6
- 2.Bxd6#
- 1...Qd7
- 2.Sxd7#
- 1...Qc8
- 2.Bd6#
- 1...Bxh3!
- threat
- 1.Qh2?
- threat
- 2.Rf5#
- 1...Sxf2
- 2.Qxg3#
- 1...Qd7
- 2.Sxd7#
- 1...Qc8
- 2.Bd6#
- 1...g6
- 2.Bf6#
- 1...Bxh3!
- threat
- 1.Qxf1?
- 1...Qxa5
- 2.Sd7#
- 2.Bd6#
- 1...Qxe7
- 2.Sxc6#
- 1...Sxf1
- 2.Rf5#
- 1...cxb5
- 2.Rd5#
- 1...Qb6
- 2.Sd7#
- 2.Bd6#
- 1...Qd6
- 2.Bxd6#
- 1...Qb8
- 2.Sxc6#
- 2.Sd7#
- 1...Qd8
- 2.Sxc6#
- 1...Qa7
- 2.Sxc6#
- 2.Bd6#
- 1...Qb7
- 2.Bd6#
- 1...Qd7
- 2.Sxd7#
- 1...Qc8
- 2.Bd6#
- 1...Se2
- 2.Rf5#
- 1...Sf5
- 2.Rxf5#
- 1...Sh5
- 2.Rf5#
- 1...c5
- 2.Rd5#
- 1...g6
- 2.Bf6#
- 1...h5
- 2.Sg6#
- 1...h6
- 2.Sg6#
- 1...Sxf2!
- 1...Qxa5
- 1.Ka2?
- Keys
- 1.Kb3!
- 1...Bxc4+
- 2.Sxc4#
- 1...Qxa5
- 2.Sd7#
- 2.Bd6#
- 1...Qxe7
- 2.Sxc6#
- 1...Bxh3
- 2.Qa1#
- 1...Sxf2
- 2.Qxg3#
- 1...cxb5
- 2.Rd5#
- 1...Qb6
- 2.Sd7#
- 2.Bd6#
- 1...Qd6
- 2.Bxd6#
- 1...Qb8
- 2.Sxc6#
- 2.Sd7#
- 1...Qd8
- 2.Sxc6#
- 1...Qa7
- 2.Sxc6#
- 2.Bd6#
- 1...Qb7
- 2.Bd6#
- 1...Qd7
- 2.Sxd7#
- 1...Qc8
- 2.Bd6#
- 1...Be2
- 2.Qa1#
- 1...Bg2
- 2.Qa1#
- 1...Bd3
- 2.Qa1#
- 1...Se2
- 2.Rf5#
- 1...Sf5
- 2.Rxf5#
- 1...Sh5
- 2.Rf5#
- 1...c5
- 2.Rd5#
- 1...g6
- 2.Bf6#
- 1...h5
- 2.Sg6#
- 1...h6
- 2.Sg6#
- 1...Bxc4+
- 1.Kb3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- Q(g);N_GUARD::B(K),XQ(g)
- Q(g);N_GUARD::S(H),XP(f)
- Q(g);N_GUARD,P_PINP(I)::B(K)
- Q(g);N_GUARD::S(L),XQ(g)
- Q(g);N_GUARD,XB(K)::S(H),XP(f)
- Q(g);N_GUARD::B(K)
- B(a);XP(G)::S(H),XB(a)
- S(b);N_GUARD,XR(D)::QAB(A),XS(c)
- S(c);N_GUARD::R1(D)
- S(c);N_GUARD::R1(D),XS(c)
- P(f);N_GUARD,XP(I)::R1(C)
- P(f);N_GUARD::R1(C)
- P(h);N_GUARD::B(K)
- P(i);N_GUARD::S(L)
- Tries
- Try
- K(B);P-FLIGHT
- Vars
- B(a);CHECK,XP(G)::S(H),XB(a)
- Q(g);N_GUARD,XB(K)::S(H),XP(f)
- B(a);OGATE,XB(F)::QAB(A)
- S(b);N_GUARD,XR(D)::QAB(A),XS(c)
- P(f);N_GUARD,XP(I)::R1(C)
- Q(g);N_GUARD::B(K),XQ(g)
- Q(g);N_GUARD::S(H),XP(f)
- Q(g);N_GUARD,P_PINS(H)::B(K)
- Q(g);N_GUARD::B(K)
- Q(g);N_GUARD::S(L),XQ(g)
- B(a);OGATE::QAB(A)
- S(c);N_GUARD::R1(D)
- S(c);N_GUARD::R1(D),XS(c)
- P(f);N_GUARD::R1(C)
- P(h);N_GUARD::B(K)
- P(i);N_GUARD::S(L)
- Refutation
- Q(g);CHECK,XS(H)
- Try
- K(B);P-FLIGHT
- Vars
- Q(g);N_GUARD,XB(K)::S(H),XP(f)
- B(a);OGATE,XB(F)::QAB(A)
- S(b);N_GUARD,XR(D)::QAB(A),XS(c)
- P(f);N_GUARD,P_PINP(G),XP(I)::R1(C)
- Q(g);N_GUARD::B(K),XQ(g)
- Q(g);N_GUARD::S(H),XP(f)
- Q(g);N_GUARD::B(K)
- Q(g);N_GUARD::S(L),XQ(g)
- B(a);OGATE::QAB(A)
- S(c);N_GUARD::R1(D)
- S(c);N_GUARD::R1(D),XS(c)
- P(f);N_GUARD::R1(C)
- P(h);N_GUARD::B(K)
- P(i);N_GUARD::S(L)
- Refutation
- B(a);CHECK
- Try
- B(K);
- Threat
- B(K)
- Vars
- Q(g);N_GUARD::B(K),XQ(g)
- Q(g);N_GUARD::S(H),XP(f)
- Q(g);N_GUARD::S(L),XQ(g)
- S(c);N_GUARD::R1(D)
- S(c);N_GUARD::R1(D),XS(c)
- Refutation
- B(a);
- Try
- R(D);XB(a)
- Vars
- Q(g);N_GUARD,XB(K)::S(H),XP(f)
- P(f);N_GUARD,XP(I)::R1(C)
- Q(g);N_GUARD::B(K),XQ(g)
- Q(g);N_GUARD::S(H),XP(f)
- Q(g);N_GUARD,P_PINP(I)::B(K)
- Q(g);N_GUARD::S(L),XQ(g)
- Q(g);N_GUARD::B(K)
- S(b);N_GUARD::QAB(A),XS(c)
- S(c);N_GUARD::R1(D)
- S(c);N_GUARD::R1(D),XS(c)
- P(f);N_GUARD::R1(C)
- P(h);N_GUARD::B(K)
- P(i);N_GUARD::S(L)
- Refutation
- S(c);XR(D)
- Try
- R(D);
- Threat
- R1(D)
- Vars
- Q(g);N_GUARD,XB(K)::S(H),XP(f)
- B(a);XP(G)::S(H),XB(a)
- P(h);OGATE,XR(D)::B(K),XP(h)
- Q(g);N_GUARD::B(K),XQ(g)
- Q(g);N_GUARD::S(L),XQ(g)
- Q(g);N_GUARD::B(K)
- Refutation
- B(a);XB(F)
- Try
- Q(A);P_PINS(c)
- Threat
- R1(D)
- Vars
- S(b);N_GUARD,XR(D)::QAB(A),XS(c)
- Q(g);N_GUARD::S(L),XQ(g)
- Q(g);N_GUARD::B(K)
- P(h);N_GUARD::B(K)
- Refutation
- B(a);XB(F)
- Try
- Q(A);XB(a)
- Vars
- Q(g);N_GUARD,XB(K)::S(H),XP(f)
- S(c);N_GUARD,XQ(A)::R1(D)
- P(f);N_GUARD,XP(I)::R1(C)
- Q(g);N_GUARD::B(K),XQ(g)
- Q(g);N_GUARD::S(H),XP(f)
- Q(g);N_GUARD,P_PINP(I)::B(K)
- Q(g);N_GUARD::S(L),XQ(g)
- Q(g);N_GUARD::B(K)
- S(c);N_GUARD::R1(D)
- S(c);N_GUARD::R1(D),XS(c)
- P(f);N_GUARD::R1(C)
- P(h);N_GUARD::B(K)
- P(i);N_GUARD::S(L)
- Refutation
- S(b);XR(D)
- Try
- Actual
- K(B);P-FLIGHT
- Vars
- B(a);CHECK,XP(G)::S(H),XB(a)
- Q(g);N_GUARD,XB(K)::S(H),XP(f)
- B(a);OGATE,XB(F)::QAB(A)
- S(b);N_GUARD,XR(D)::QAB(A),XS(c)
- P(f);N_GUARD,XP(I)::R1(C)
- Q(g);N_GUARD::B(K),XQ(g)
- Q(g);N_GUARD::S(H),XP(f)
- Q(g);N_GUARD,P_PINP(I)::B(K)
- Q(g);N_GUARD::S(L),XQ(g)
- Q(g);N_GUARD::B(K)
- B(a);OGATE::QAB(A)
- S(c);N_GUARD::R1(D)
- S(c);N_GUARD::R1(D),XS(c)
- P(f);N_GUARD::R1(C)
- P(h);N_GUARD::B(K)
- P(i);N_GUARD::S(L)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).