MESON Chess Problem Database
Problem Display
PID: 231646 (8/2N5/2R1p2K/2n1p3/2k1pnQ1/2Pp4/N1P5/5B2 w - - 0 1)
Schier, Geza
Zaszlonk, 1927
#2
8 + 7
| 6490 | yacpdb | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Se2
- 2.Qxe6#
- 1...Sg2
- 2.Bxd3#
- 2.Qxe6#
- 2.Qxe4#
- 1...Sh3
- 2.Bxd3#
- 2.Qxe6#
- 2.Qxe4#
- 1...Sd5
- 2.Bxd3#
- 2.Qxe4#
- 1...Sh5
- 2.Bxd3#
- 2.Qxe6#
- 2.Qxe4#
- 1...Sg6
- 2.Bxd3#
- 2.Qxe6#
- 2.Qxe4#
- 1...e3
- 2.Bxd3#
- 1...Se2
- Tries
- 1.Kg5?
- 1...Se2
- 2.Qxe6#
- 1...Sg2
- 2.Bxd3#
- 2.Qxe6#
- 2.Qxe4#
- 1...Sd5
- 2.Bxd3#
- 2.Qxe4#
- 1...Sh5
- 2.Bxd3#
- 2.Qxe6#
- 2.Qxe4#
- 1...Sg6
- 2.Bxd3#
- 2.Qxe6#
- 2.Qxe4#
- 1...e3
- 2.Bxd3#
- 1...Sh3+!
- 1...Se2
- 1.Kg7?
- 1...Se2
- 2.Qxe6#
- 1...Sg2
- 2.Bxd3#
- 2.Qxe6#
- 2.Qxe4#
- 1...Sh3
- 2.Bxd3#
- 2.Qxe6#
- 2.Qxe4#
- 1...Sd5
- 2.Bxd3#
- 2.Qxe4#
- 1...Sg6
- 2.Bxd3#
- 2.Qxe6#
- 2.Qxe4#
- 1...e3
- 2.Bxd3#
- 1...Sh5+!
- 1...Se2
- 1.Be2?
- 1...Sxe2
- 2.Qxe6#
- 1...Sg2
- 2.Bxd3#
- 2.Qxe6#
- 2.Qxe4#
- 1...Sh3
- 2.Bxd3#
- 2.Qxe6#
- 2.Qxe4#
- 1...Sd5
- 2.Bxd3#
- 2.Qxe4#
- 1...Sh5
- 2.Bxd3#
- 2.Qxe6#
- 2.Qxe4#
- 1...Sg6
- 2.Bxd3#
- 2.Qxe6#
- 2.Qxe4#
- 1...e3
- 2.Bxd3#
- 1...dxe2!
- 1...Sxe2
- 1.Bxd3+?
- 1...Sxd3
- 2.Qxe6#
- 2.Qxe4#
- 1...exd3!
- 1...Sxd3
- 1.Qf5?
- threat
- 2.Qxe4#
- 1...Se2
- 2.Qxe6#
- 1...e3
- 2.Qe4#
- 1...exf5!
- threat
- 1.Qxe6+?
- 1...Sd5
- 2.Qxd5#
- 1...Sxe6!
- 1...Sd5
- 1.Qh4?
- 1...Sg2
- 2.Bxd3#
- 2.Qxe4#
- 1...Sh3
- 2.Bxd3#
- 2.Qxe4#
- 1...Sd5
- 2.Bxd3#
- 2.Qxe4#
- 1...Sh5
- 2.Bxd3#
- 2.Qxe4#
- 1...Sg6
- 2.Bxd3#
- 2.Qxe4#
- 1...e3
- 2.Bxd3#
- 1...Se2!
- 1...Sg2
- 1.Qg6?
- threat
- 2.Qxe4#
- 1...Se2
- 2.Qxe6#
- 1...e3
- 2.Qe4#
- 1...Sxg6!
- threat
- 1.Kg5?
- Keys
- 1.Kh7!
- 1...Se2
- 2.Qxe6#
- 1...Sg2
- 2.Bxd3#
- 2.Qxe6#
- 2.Qxe4#
- 1...Sh3
- 2.Bxd3#
- 2.Qxe6#
- 2.Qxe4#
- 1...Sd5
- 2.Bxd3#
- 2.Qxe4#
- 1...Sh5
- 2.Bxd3#
- 2.Qxe6#
- 2.Qxe4#
- 1...Sg6
- 2.Bxd3#
- 2.Qxe6#
- 2.Qxe4#
- 1...e3
- 2.Bxd3#
- 1...Se2
- 1.Kh7!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- S(d);N_GUARD,N_SPINP(a),P_SPINP(c)::QAB(E),XP(g)
- P(c);N_GUARD,N_SPINS(e),P_SPINS(d)::B(A),XP(a)
- Tries
- Try
- K(G);S_FLIGHT
- Vars
- S(d);N_GUARD,N_SPINP(a),P_SPINP(c)::QAB(E),XP(g)
- P(c);N_GUARD,N_SPINS(e),P_SPINS(d)::B(A),XP(a)
- Refutation
- S(d);CHECK
- Try
- K(G);S_FLIGHT
- Vars
- S(d);N_GUARD,N_SPINP(a),P_SPINP(c)::QAB(E),XP(g)
- P(c);N_GUARD,N_SPINS(e),P_SPINS(d)::B(A),XP(a)
- Refutation
- S(d);CHECK
- Try
- B(A);
- Vars
- S(d);N_GUARD,N_SPINP(a),P_SPINP(c),XB(A)::QAB(E),XP(g)
- P(c);N_GUARD,N_SPINS(e),P_SPINS(d)::B(A),XP(a)
- Refutation
- P(a);N_SPINP(a),XB(A)
- Try
- B(A);CHECK,XP(a)
- Refutation
- P(c);N_SPINS(e),P_SPINS(d),XB(A)
- Try
- Q(E);
- Threat
- QAR2(E),XP(c)
- Vars
- S(d);N_GUARD,N_SPINP(a)::QAB(E),XP(g)
- P(c);::QAR2(E)
- Refutation
- P(g);XQ(E)
- Try
- Q(E);CHECK,XP(g)
- Vars
- S(d);N_GUARD::QAB1(E),XS(d)
- Refutation
- S(d);XQ(E)
- Try
- Q(E);
- Vars
- P(c);N_GUARD,N_SPINS(e),P_SPINS(d)::B(A),XP(a)
- Refutation
- S(d);N_SPINP(a),P_SPINP(c)
- Try
- Q(E);
- Threat
- QAR2(E),XP(c)
- Vars
- S(d);N_GUARD,N_SPINP(a)::QAB(E),XP(g)
- P(c);::QAR2(E)
- Refutation
- S(d);XQ(E)
- Try
- Actual
- K(G);P-FLIGHT
- Vars
- S(d);N_GUARD,N_SPINP(a),P_SPINP(c)::QAB(E),XP(g)
- P(c);N_GUARD,N_SPINS(e),P_SPINS(d)::B(A),XP(a)
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).