MESON Chess Problem Database
Problem Display
PID: 49092 (1N3Q2/1R2rP2/1b6/p1knB3/P1P5/1p1p4/1N1P4/R3K3 w Q - 0 1)
Gruber, Bratoljub
Mat Plus, 1995
#2
11 + 7
SOLUTION
- SOUND
- Sets
- 1...Kb4
- 2.Sa6#
- 1...Ba7
- 2.Rb5#
- 1...Bc7
- 2.Rb5#
- 1...Bd8
- 2.Rb5#
- 1...Sc3
- 2.Qxe7#
- 1...Se3
- 2.Qxe7#
- 1...Sb4
- 2.Qxe7#
- 1...Sf4
- 2.Qxe7#
- 1...Sf6
- 2.Qxe7#
- 1...Sc7
- 2.Qxe7#
- 1...Kb4
- Tries
- 1.Kf1?
- 1...Kb4
- 2.Sa6#
- 2.Bd6#
- 1...Ba7
- 2.Rb5#
- 1...Bc7
- 2.Rb5#
- 1...Bd8
- 2.Rb5#
- 1...Sc3
- 2.Qxe7#
- 1...Sb4
- 2.Qxe7#
- 1...Sf4
- 2.Qxe7#
- 1...Sf6
- 2.Qxe7#
- 1...Sc7
- 2.Qxe7#
- 1...Se3+!
- 1...Kb4
- 1.Kf2?
- 1...Ba7
- 2.Rb5#
- 1...Bc7
- 2.Rb5#
- 1...Bd8
- 2.Rb5#
- 1...Sc3
- 2.Qxe7#
- 1...Se3
- 2.Qxe7#
- 1...Sb4
- 2.Qxe7#
- 1...Sf4
- 2.Qxe7#
- 1...Sf6
- 2.Qxe7#
- 1...Sc7
- 2.Qxe7#
- 1...Kb4+!
- 1...Ba7
- 1.Rb1?
- 1...Ba7
- 2.Rb5#
- 1...Bc7
- 2.Rb5#
- 1...Bd8
- 2.Rb5#
- 1...Sc3
- 2.Qxe7#
- 1...Se3
- 2.Qxe7#
- 1...Sb4
- 2.Qxe7#
- 1...Sf4
- 2.Qxe7#
- 1...Sf6
- 2.Qxe7#
- 1...Sc7
- 2.Qxe7#
- 1...Kb4!
- 1...Ba7
- 1.Rc1?
- threat
- 2.Sxd3#
- 1...Sc3
- 2.Qxe7#
- 1...Sb4
- 2.Qxe7#
- 1...Sf4
- 2.Qxe7#
- 1...Kb4!
- threat
- 1.Rd1?
- 1...Ba7
- 2.Rb5#
- 1...Bc7
- 2.Rb5#
- 1...Bd8
- 2.Rb5#
- 1...Sc3
- 2.Qxe7#
- 1...Se3
- 2.Qxe7#
- 1...Sb4
- 2.Qxe7#
- 1...Sf4
- 2.Qxe7#
- 1...Sf6
- 2.Qxe7#
- 1...Sc7
- 2.Qxe7#
- 1...Kb4!
- 1...Ba7
- 1.Ra2?
- 1...Kb4
- 2.Sa6#
- 1...Ba7
- 2.Rb5#
- 1...Bc7
- 2.Rb5#
- 1...Bd8
- 2.Rb5#
- 1...Sc3
- 2.Qxe7#
- 1...Se3
- 2.Qxe7#
- 1...Sb4
- 2.Qxe7#
- 1...Sf4
- 2.Qxe7#
- 1...Sf6
- 2.Qxe7#
- 1...Sc7
- 2.Qxe7#
- 1...bxa2!
- 1...Kb4
- 1.Ra3?
- 1...Ba7
- 2.Rb5#
- 1...Bc7
- 2.Rb5#
- 1...Bd8
- 2.Rb5#
- 1...Sc3
- 2.Qxe7#
- 1...Se3
- 2.Qxe7#
- 1...Sb4
- 2.Qxe7#
- 1...Sf4
- 2.Qxe7#
- 1...Sf6
- 2.Qxe7#
- 1...Sc7
- 2.Qxe7#
- 1...Kb4!
- 1...Ba7
- 1.Rxb6?
- threat
- 2.Sd7#
- 2.Rb5#
- 1...Sxb6
- 2.Qxe7#
- 1...Sc3
- 2.Sd7#
- 1...Sf6
- 2.Rb5#
- 1...Sc7
- 2.Sd7#
- 1...Kxb6!
- threat
- 1.Rc7+?
- 1...Kb4
- 2.Sxd3#
- 2.Sa6#
- 1...Sxc7
- 2.Qxe7#
- 1...Bxc7!
- 1...Kb4
- 1.cxd5?
- 1...Kb4
- 2.Sa6#
- 2.Qxe7#
- 1...Ba7
- 2.Rb5#
- 1...Bc7
- 2.Rb5#
- 1...Bd8
- 2.Rb5#
- 1...Kxd5!
- 1...Kb4
- 1.Kf1?
- Keys
- 1.0-0-0!
- 1...Kb4
- 2.Bd6#
- 1...Ba7
- 2.Rb5#
- 1...Bc7
- 2.Rb5#
- 1...Bd8
- 2.Rb5#
- 1...Sc3
- 2.Qxe7#
- 1...Se3
- 2.Qxe7#
- 1...Sb4
- 2.Qxe7#
- 1...Sf4
- 2.Qxe7#
- 1...Sf6
- 2.Qxe7#
- 1...Sc7
- 2.Qxe7#
- 1...Kb4
- 1.0-0-0!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- K(d);P_SPINB(f),S_FLIGHT::S(J)
- B(f);OGATE::R1(H)
- S(e);N_GUARD::QAB(K),XR(g)
- S(e);N_GUARD,N_PINB(G)::QAB(K),XR(g)
- S(e);N_GUARD,SBLOCK::QAB(K),XR(g)
- Tries
- Try
- K(B);N_SPINB(G),P-FLIGHT
- Vars
- B(f);OGATE::R1(H)
- S(e);N_GUARD::QAB(K),XR(g)
- S(e);N_GUARD,SBLOCK::QAB(K),XR(g)
- Refutation
- S(e);CHECK
- Try
- K(B);N_SPINB(G),S_FLIGHT
- Vars
- B(f);OGATE::R1(H)
- S(e);N_GUARD::QAB(K),XR(g)
- S(e);N_GUARD,SBLOCK::QAB(K),XR(g)
- Refutation
- K(d);CHECK,P_SPINB(f),S_FLIGHT
- Try
- R(A);
- Vars
- B(f);OGATE::R1(H)
- S(e);N_GUARD::QAB(K),XR(g)
- S(e);N_GUARD,N_PINB(G)::QAB(K),XR(g)
- S(e);N_GUARD,SBLOCK::QAB(K),XR(g)
- Refutation
- K(d);P_SPINB(f),S_FLIGHT
- Try
- R(A);
- Threat
- S(C),XP(b)
- Vars
- S(e);N_GUARD::QAB(K),XR(g)
- S(e);N_GUARD,SBLOCK::QAB(K),XR(g)
- Refutation
- K(d);P_SPINB(f),S_FLIGHT
- Try
- R(A);
- Vars
- B(f);OGATE::R1(H)
- S(e);N_GUARD::QAB(K),XR(g)
- S(e);N_GUARD,N_PINB(G)::QAB(K),XR(g)
- S(e);N_GUARD,SBLOCK::QAB(K),XR(g)
- Refutation
- K(d);P_SPINB(f),S_FLIGHT
- Try
- R(A);
- Vars
- K(d);P_SPINB(f),S_FLIGHT::S(J)
- B(f);OGATE::R1(H)
- S(e);N_GUARD::QAB(K),XR(g)
- S(e);N_GUARD,N_PINB(G)::QAB(K),XR(g)
- S(e);N_GUARD,SBLOCK::QAB(K),XR(g)
- Refutation
- P(a);XR(A)
- Try
- R(A);
- Vars
- B(f);OGATE::R1(H)
- S(e);N_GUARD::QAB(K),XR(g)
- S(e);N_GUARD,N_PINB(G)::QAB(K),XR(g)
- S(e);N_GUARD,SBLOCK::QAB(K),XR(g)
- Refutation
- K(d);P_SPINB(f),S_FLIGHT
- Try
- R(H);XB(f)
- Threat
- DUALS(2)
- Vars
- S(e);N_GUARD,SBLOCK,XR(H)::QAB(K),XR(g)
- S(e);::S(J)
- S(e);::R1(H)
- Refutation
- K(d);N_SPINR(g),S_FLIGHT,XR(H)
- Try
- R(H);CHECK
- Vars
- S(e);XR(H)::QAB(K),XR(g)
- Refutation
- B(f);XR(H)
- Try
- P(F);XS(e)
- Vars
- B(f);OGATE::R1(H)
- Refutation
- K(d);N_SPINR(g),P-FLIGHT,XP(F)
- Try
- Actual
- K(B);0-0-0,N_SPINB(G)
- Vars
- K(d);P_SPINB(f),S_FLIGHT::B(G)
- B(f);OGATE::R1(H)
- S(e);N_GUARD::QAB(K),XR(g)
- S(e);N_GUARD,SBLOCK::QAB(K),XR(g)
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).