MESON Chess Problem Database
Problem Display
PID: 137739 (4R3/B1p1b3/1rPpN3/2NR3r/5p2/3Pkp2/1P2B2p/3K1Q1b w - - 0 1)
Paslack, Rainer
Die Schwalbe, 2010
#2
11 + 10
SOLUTION
- SOUND
- Sets
- 1...Rxb2
- 2.Sb3#
- 1...Rb3
- 2.Sxb3#
- 1...Ra6
- 2.Sxa6#
- 1...Rb7
- 2.Sxb7#
- 1...Rb8
- 2.Sb7#
- 1...Bh4
- 2.Sg5#
- 1...Bg5
- 2.Sxg5#
- 1...fxe2+
- 2.Qxe2#
- 1...Rxb2
- Tries
- 1.Ke1?
- threat
- 2.Qf2#
- 1...f2+
- 2.Qxf2#
- 1...Bh4+!
- threat
- 1.Se4?
- threat
- 2.Qf2#
- 1...fxe2+
- 2.Qxe2#
- 1...f2
- 2.Qxf2#
- 1...Bh4!
- threat
- 1.Sd4?
- threat
- 2.Sc2#
- 1...fxe2+
- 2.Qxe2#
- 1...Rxb2!
- threat
- 1.Bxf3?
- threat
- 2.Qe2#
- 1...Rxb2
- 2.Sb3#
- 1...Bxf3+!
- threat
- 1.Ke1?
- Keys
- 1.Qe1!
- threat
- 2.Bf1#
- 1...fxe2+
- 2.Qxe2#
- 1...Rxb2
- 2.Sb3#
- 1...Bh4
- 2.Sg5#
- 1...f2
- 2.Qd2#
- threat
- 1.Qe1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 5
- Sets
- R(g);XP(C)::B(J)+S(F)
- R(g);::B(J)+S(F),XR(g)
- R(g);::B(J)+S(F)
- B(j);::R(K)+S(I)
- B(j);::R(K)+S(I),XB(j)
- P(d);CHECK,OGATE,XB(D)::QAR1(B),XP(d)
- Tries
- Try
- K(A);P-FLIGHT
- Threat
- QAB1(B)
- Vars
- P(d);CHECK::QAB1(B),XP(d)
- Refutation
- B(j);CHECK
- Try
- S(F);P_PINR(g)
- Threat
- QAB1(B)
- Vars
- P(d);CHECK,OGATE,XB(D)::QAR1(B),XP(d)
- P(d);::QAB1(B),XP(d)
- Refutation
- B(j);
- Try
- S(I);P_PINB(j)
- Threat
- S(I)
- Vars
- P(d);CHECK,OGATE,XB(D)::QAR1(B),XP(d)
- Refutation
- R(g);XP(C)
- Try
- B(D);XP(d)
- Threat
- QAR1(B)
- Vars
- R(g);XP(C)::B(J)+S(F)
- Refutation
- B(a);CHECK,XB(D)
- Try
- Actual
- Q(B);
- Threat
- QAR(B)+B(D)
- Vars
- P(d);CHECK,OGATE,P_SPINP(d),XB(D)::QAR1(B),XP(d)
- R(g);XP(C)::B(J)+S(F)
- B(j);::R(K)+S(I)
- P(d);SBLOCK::QAB1(B)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
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