MESON Chess Problem Database
Problem Display
PID: 106858 (6Q1/2BNK3/1Pp1p3/1nNk1b1R/3b1P1p/1PnRr2q/4P1r1/7B w - - 0 1)
Guttman, Newman
Chess Life, 1955
#2
12 + 11
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rxd3
- 2.Qxe6#
- 1...Rf3
- 2.Qxe6#
- 1...Rg3
- 2.Qxe6#
- 1...Se4
- 2.Qxe6#
- 1...Rxd3
- Tries
- 1.Sa6?
- threat
- 2.Sf6#
- 1...Rxd3
- 2.Qxe6#
- 1...c5
- 2.Qa8#
- 1...Se4
- 2.Sb4#
- 2.Qxe6#
- 1...Ke4!
- threat
- 1.Bd6?
- threat
- 2.Sf6#
- 1...Rxd3
- 2.Qxe6#
- 1...Se4
- 2.Qxe6#
- 1...Sxd6!
- threat
- 1.Rxf5+?
- 1...Re5
- 2.Rxe5#
- 2.Qxe6#
- 1...Qxf5!
- 1...Re5
- 1.Sa6?
- Keys
- 1.Sxe6!
- threat
- 2.Sf6#
- 1...Rxe6+
- 2.Qxe6#
- 1...Ke4
- 2.Sg5#
- 1...Rxd3
- 2.Sec5#
- 1...c5
- 2.Qa8#
- 1...Se4
- 2.Sg7#
- threat
- 1.Sxe6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 3
- REMOVED MATES = 2
- Sets
- R(c);N_GUARD,N_SPINB(e),P_SPINB(i),XR(D)::QAB1(L),XP(k)
- R(c);N_GUARD,N_SPINR(a)::QAB1(L),XP(k)
- R(c);N_GUARD::QAB1(L),XP(k)
- S(b);N_SPINR(a),S_CUTR(c)::QAB1(L),XP(k)
- Tries
- Try
- S(F);
- Threat
- S(J)
- Vars
- R(c);N_GUARD,N_SPINB(e),P_SPINB(i),XR(D)::QAB1(L),XP(k)
- P(j);OGATEB::QAB(L)
- Refutation
- K(h);N_SPINB(e),N_SPINP(k),S_FLIGHT
- Try
- B(I);
- Threat
- S(J)
- Vars
- R(c);N_GUARD,N_SPINB(e),P_SPINB(i),XR(D)::QAB1(L),XP(k)
- S(b);N_SPINR(a),S_CUTR(c)::QAB1(L),XP(k)
- Refutation
- S(g);XB(I)
- Try
- R(G);CHECK,XB(i)
- Refutation
- Q(d);XR(G)
- Try
- Actual
- S(F);P_SPINS(F),XP(k)
- Threat
- S(J)
- Vars
- R(c);CHECK,OGATE,XS(F)::QAB1(L),XR(c)
- K(h);N_PINS(F),N_SPINB(e),S_FLIGHT::S(F)
- R(c);N_PINS(F),N_SPINB(e),P_SPINB(i),XR(D)::QAB(L)+S(F)
- P(j);OGATEB::QAB(L)
- S(b);N_PINS(F),N_SPINR(a),SBLOCK::QAB(L)+S(F)
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).