MESON Chess Problem Database
Problem Display
PID: 230340 (8/2B1pN2/2prPRp1/5b1n/5kp1/pPNQ4/RPK3P1/6n1 w - - 0 1)
Uris, Miguel
BCPS Website, 2021
#2
11 + 10
SOLUTION
- SOUND
- Sets
- 1...Se2
- 2.Sxe2#
- 1...Sf3
- 2.Se2#
- 1...Sh3
- 2.Se2#
- 1...Sxf6
- 2.g3#
- 1...Sg7
- 2.g3#
- 1...axb2
- 2.Ra4#
- 1...g3
- 2.Qe4#
- 1...c5
- 2.Sd5#
- 1...g5
- 2.Rxf5#
- 1...exf6
- 2.Bxd6#
- 1...Se2
- Tries
- 1.Kb1?
- 1...Sxf6
- 2.g3#
- 1...axb2
- 2.Ra4#
- 1...exf6
- 2.Bxd6#
- 1...Sf3
- 2.Se2#
- 1...g3
- 2.Qe4#
- 1...Se2
- 2.Sxe2#
- 1...Sh3
- 2.Se2#
- 1...Sg7
- 2.g3#
- 1...c5
- 2.Sd5#
- 1...g5
- 2.Rxf5#
- 1...Sg3!
- 1...Sxf6
- 1.Kc1?
- 1...Se2+
- 2.Sxe2#
- 1...Sxf6
- 2.g3#
- 1...exf6
- 2.Bxd6#
- 1...Sf3
- 2.Se2#
- 1...g3
- 2.Qe4#
- 2.Qd4#
- 1...Sh3
- 2.Se2#
- 1...Sg3
- 2.Qd2#
- 1...Sg7
- 2.g3#
- 1...c5
- 2.Sd5#
- 1...g5
- 2.Rxf5#
- 1...axb2+!
- 1...Se2+
- 1.Bb8?
- 1...Sxf6
- 2.g3#
- 1...axb2
- 2.Ra4#
- 1...exf6
- 2.Bxd6#
- 1...Sf3
- 2.Se2#
- 1...g3
- 2.Qe4#
- 1...Se2
- 2.Sxe2#
- 1...Sh3
- 2.Se2#
- 1...Sg7
- 2.g3#
- 1...c5
- 2.Sd5#
- 1...g5
- 2.Rxf5#
- 1...Sg3!
- 1...Sxf6
- 1.Rxa3?
- threat
- 2.Ra4#
- 1...Sxf6
- 2.g3#
- 1...exf6
- 2.Bxd6#
- 1...Sf3
- 2.Se2#
- 1...Se2
- 2.Sxe2#
- 1...c5
- 2.Sd5#
- 1...Sg3!
- threat
- 1.bxa3?
- 1...Sxf6
- 2.g3#
- 1...exf6
- 2.Bxd6#
- 1...Sf3
- 2.Se2#
- 1...g3
- 2.Qe4#
- 1...Se2
- 2.Sxe2#
- 1...Sh3
- 2.Se2#
- 1...Sg7
- 2.g3#
- 1...c5
- 2.Sd5#
- 1...g5
- 2.Rxf5#
- 1...Sg3!
- 1...Sxf6
- 1.Kb1?
- Keys
- 1.Kd1!
- 1...Sxf6
- 2.g3#
- 1...axb2
- 2.Ra4#
- 1...exf6
- 2.Bxd6#
- 1...Sf3
- 2.Se2#
- 1...g3
- 2.Qd4#
- 1...Se2
- 2.Sxe2#
- 1...Sh3
- 2.Se2#
- 1...Sg3
- 2.Qd2#
- 1...Sg7
- 2.g3#
- 1...c5
- 2.Sd5#
- 1...g5
- 2.Rxf5#
- 1...Sxf6
- 1.Kd1!
This is a version of 230339
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 1
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- S(a);N_GUARD::S(F),XS(a)
- S(a);N_GUARD::S(F)
- S(f);N_GUARD,N_SPINB(e),XR(I)::P(D)
- S(f);N_GUARD::P(D)
- P(b);OGATE,XP(B)::R(A)
- P(d);SBLOCK::QAR1(G)
- P(g);N_GUARD::S(F)
- P(i);N_GUARD::R1(I),XB(e)
- P(j);N_GUARD,N_SPINB(e),XR(I)::B(J),XR(h)
- Tries
- Try
- K(C);S_FLIGHT
- Vars
- S(f);N_GUARD,N_SPINB(e),XR(I)::P(D)
- P(b);OGATE,XP(B)::R(A)
- P(j);N_GUARD,N_SPINB(e),XR(I)::B(J),XR(h)
- S(a);N_GUARD::S(F)
- P(d);SBLOCK::QAR1(G)
- S(a);N_GUARD::S(F),XS(a)
- S(f);N_GUARD::P(D)
- P(g);N_GUARD::S(F)
- P(i);N_GUARD::R1(I),XB(e)
- Refutation
- S(f);
- Try
- K(C);N_SPINQ(G),P-FLIGHT
- Vars
- S(a);CHECK,N_GUARD::S(F),XS(a)
- S(f);N_GUARD,N_SPINB(e),XR(I)::P(D)
- P(j);N_GUARD,N_SPINB(e),XR(I)::B(J),XR(h)
- S(a);N_GUARD::S(F)
- S(f);SBLOCK::QAB(G)
- S(f);N_GUARD::P(D)
- P(g);N_GUARD::S(F)
- P(i);N_GUARD::R1(I),XB(e)
- Refutation
- P(b);CHECK,XP(B)
- Try
- B(J);
- Vars
- S(f);N_GUARD,N_SPINB(e),XR(I)::P(D)
- P(b);OGATE,XP(B)::R(A)
- P(j);N_GUARD,N_SPINB(e),XR(I)::B(J),XR(h)
- S(a);N_GUARD::S(F)
- P(d);SBLOCK::QAR1(G)
- S(a);N_GUARD::S(F),XS(a)
- S(f);N_GUARD::P(D)
- P(g);N_GUARD::S(F)
- P(i);N_GUARD::R1(I),XB(e)
- Refutation
- S(f);
- Try
- R(A);XP(b)
- Threat
- R(A)
- Vars
- S(f);N_GUARD,N_SPINB(e),XR(I)::P(D)
- P(j);N_GUARD,N_SPINB(e),XR(I)::B(J),XR(h)
- S(a);N_GUARD::S(F)
- S(a);N_GUARD::S(F),XS(a)
- P(g);N_GUARD::S(F)
- Refutation
- S(f);
- Try
- P(B);XP(b)
- Vars
- S(f);N_GUARD,N_SPINB(e),XR(I)::P(D)
- P(j);N_GUARD,N_SPINB(e),XR(I)::B(J),XR(h)
- S(a);N_GUARD::S(F)
- P(d);SBLOCK::QAR1(G)
- S(a);N_GUARD::S(F),XS(a)
- S(f);N_GUARD::P(D)
- P(g);N_GUARD::S(F)
- P(i);N_GUARD::R1(I),XB(e)
- Refutation
- S(f);
- Try
- Actual
- K(C);S_FLIGHT
- Vars
- S(f);N_GUARD,N_SPINB(e),XR(I)::P(D)
- P(b);OGATE,XP(B)::R(A)
- P(j);N_GUARD,N_SPINB(e),XR(I)::B(J),XR(h)
- S(a);N_GUARD::S(F)
- P(d);SBLOCK::QAR2(G)
- S(a);N_GUARD::S(F),XS(a)
- S(f);SBLOCK::QAB(G)
- S(f);N_GUARD::P(D)
- P(g);N_GUARD::S(F)
- P(i);N_GUARD::R1(I),XB(e)
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Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
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