MESON Chess Problem Database
Problem Display
PID: 268892 (2B5/qN2p2n/2P3b1/2pR4/n1p1kPP1/4Pp1N/2P2P2/b2QR2K w - - 0 1)
Einat, Paz
Tarnawiecki, Antonio
Variantim, 2022
#2
13 + 10
SOLUTION
- SOUND
- Sets
- 1...Be5
- 2.Rxe5#
- 1...Bf5
- 2.Bxf5#
- 1...Bh5
- 2.Bf5#
- 1...Bf7
- 2.Bf5#
- 1...Be8
- 2.Bf5#
- 1...Sb2
- 2.Re5#
- 1...Sc3
- 2.Re5#
- 1...Sb6
- 2.Sxc5#
- 1...Sg5
- 2.Sxg5#
- 1...Sf6
- 2.Sg5#
- 1...Sf8
- 2.Sg5#
- 1...c3
- 2.Re5#
- 2.Qd3#
- 1...e5
- 2.Sd6#
- 1...e6
- 2.Sd6#
- 1...Be5
- Tries
- 1.Rf5?
- threat
- 2.Qd5#
- 1...Bxf5
- 2.Bxf5#
- 1...Bd4
- 2.exd4#
- 1...Be5
- 2.Rxe5#
- 1...Sc3
- 2.Re5#
- 1...Sb6
- 2.Sxc5#
- 1...Sf6
- 2.Sg5#
- 1...e5
- 2.Sd6#
- 1...e6
- 2.Sd6#
- 1...Bf7!
- threat
- 1.Rg5?
- threat
- 2.Qd5#
- 1...Sxg5
- 2.Sxg5#
- 1...Bd4
- 2.exd4#
- 1...Be5
- 2.Rxe5#
- 1...Bf5
- 2.Bxf5#
- 1...Bf7
- 2.Bf5#
- 1...Sc3
- 2.Re5#
- 1...Sb6
- 2.Sxc5#
- 1...e5
- 2.Sd6#
- 1...e6
- 2.Sd6#
- 1...Sf6!
- threat
- 1.Rd6?
- threat
- 2.Qd5#
- 1...exd6
- 2.Sxd6#
- 1...Bd4
- 2.exd4#
- 1...Bf7
- 2.Bf5#
- 1...Sc3
- 2.Re6#
- 1...Sb6
- 2.Sxc5#
- 1...Sf6
- 2.Sg5#
- 1...e6!
- threat
- 1.Rd7?
- threat
- 2.Qd5#
- 1...Bd4
- 2.exd4#
- 1...Sc3
- 2.Rxe7#
- 1...Sb6
- 2.Sxc5#
- 1...Sf6
- 2.Sg5#
- 1...e6
- 2.Sd6#
- 1...Bf7!
- threat
- 1.Rd8?
- threat
- 2.Qd5#
- 1...Bd4
- 2.exd4#
- 1...Bf7
- 2.Bf5#
- 1...Sb6
- 2.Sxc5#
- 1...Sf6
- 2.Sg5#
- 1...e6
- 2.Sd6#
- 1...Sc3!
- threat
- 1.Qd4+?
- 1...cxd4
- 2.Re5#
- 1...Bxd4!
- 1...cxd4
- 1.Rf5?
- Keys
- 1.Rh5!
- threat
- 2.Qd5#
- 1...Bxh5
- 2.Bf5#
- 1...Bd4
- 2.exd4#
- 1...Be5
- 2.Rxe5#
- 1...Bf5
- 2.Bxf5#
- 1...Bf7
- 2.Bf5#
- 1...Sc3
- 2.Re5#
- 1...Sb6
- 2.Sxc5#
- 1...Sg5
- 2.Sxg5#
- 1...Sf6
- 2.Sg5#
- 1...e5
- 2.Sd6#
- 1...e6
- 2.Sd6#
- threat
- 1.Rh5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 3
- Sets
- B(a);N_GUARD::R1(J),XB(a)
- B(g);N_GUARD::B(M),XB(g)
- B(g);N_GUARD::B(M)
- S(c);S_CUTB(a)::R1(J)
- S(c);N_GUARD,S_CUTQ(h)::S(L),XP(f)
- S(j);N_GUARD::S(G),XS(j)
- S(j);N_GUARD::S(G)
- P(i);N_GUARD::S(L)
- Tries
- Try
- R(J);
- Threat
- QAB1(A)
- Vars
- B(g);OGATE,XR(J)::B(M),XB(g)
- B(a);OGATE::R(B)+P(F),XB(a)
- B(a);N_GUARD::R1(J),XB(a)
- S(c);S_CUTB(a)::R1(J)
- S(c);N_GUARD,S_CUTQ(h)::S(L),XP(f)
- S(j);N_GUARD::S(G)
- P(i);N_GUARD::S(L)
- Refutation
- B(g);
- Try
- R(J);
- Threat
- QAB1(A)
- Vars
- S(j);XR(J)::S(G),XS(j)
- B(a);OGATE::R(B)+P(F),XB(a)
- B(a);N_GUARD::R1(J),XB(a)
- B(g);N_GUARD::B(M),XB(g)
- B(g);N_GUARD::B(M)
- S(c);S_CUTB(a)::R1(J)
- S(c);N_GUARD,S_CUTQ(h)::S(L),XP(f)
- P(i);N_GUARD::S(L)
- Refutation
- S(j);
- Try
- R(J);
- Threat
- QAB1(A)
- Vars
- P(i);XR(J)::S(L),XP(i)
- B(a);OGATE::R(B)+P(F),XB(a)
- B(g);N_GUARD::B(M)
- S(c);S_CUTB(a)::R(J)
- S(c);N_GUARD,S_CUTQ(h)::S(L),XP(f)
- S(j);N_GUARD::S(G)
- Refutation
- P(i);
- Try
- R(J);
- Threat
- QAB1(A)
- Vars
- B(a);OGATE::R(B)+P(F),XB(a)
- S(c);S_CUTB(a)::R(J),XP(i)
- S(c);N_GUARD,S_CUTQ(h)::S(L),XP(f)
- S(j);N_GUARD::S(G)
- P(i);N_GUARD::S(L)
- Refutation
- B(g);
- Try
- R(J);
- Threat
- QAB1(A)
- Vars
- B(a);OGATE::R(B)+P(F),XB(a)
- B(g);N_GUARD::B(M)
- S(c);N_GUARD,S_CUTQ(h)::S(L),XP(f)
- S(j);N_GUARD::S(G)
- P(i);N_GUARD::S(L)
- Refutation
- S(c);
- Try
- Q(A);CHECK
- Vars
- P(f);XQ(A)::R1(J)
- Refutation
- B(a);XQ(A)
- Try
- Actual
- R(J);
- Threat
- QAB1(A)
- Vars
- B(g);N_GUARD,XR(J)::B(M)
- B(a);OGATE::R(B)+P(F),XB(a)
- B(a);N_GUARD::R1(J),XB(a)
- B(g);N_GUARD::B(M),XB(g)
- B(g);N_GUARD::B(M)
- S(c);S_CUTB(a)::R1(J)
- S(c);N_GUARD,S_CUTQ(h)::S(L),XP(f)
- S(j);N_GUARD::S(G),XS(j)
- S(j);N_GUARD::S(G)
- 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).