MESON Chess Problem Database
Problem Display
PID: 52394 (4R2r/2B3N1/q2n1p1n/1pP1b1N1/r4k1P/p3p1R1/Q3P2P/5bK1 w - - 0 1)
Eaton, Vincent Lanius
2nd Prize, CCLA (Open Ty.), 1936
#2
11 + 12
| 5064 | 100 Years of the American Two-move Chess Problem | 1962 |
| 14868 | Pirnie Collection | 2013 |
SOLUTION
- SOUND
- Sets
- 1...Re4
- 2.S5e6#
- 1...Bd4
- 2.Re4#
- 1...Sdf5
- 2.Sh5#
- 1...Sg4
- 2.Rf3#
- 1...Shf5
- 2.S7e6#
- 1...f5
- 2.Sh5#
- 2.S7e6#
- 1...Re4
- Tries
- 1.Qb1?
- threat
- 2.S5e6#
- 2.Sh5#
- 2.S7e6#
- 2.Qxf1#
- 1...Rxe8
- 2.Sh5#
- 2.Qxf1#
- 1...Bxe2
- 2.Sh3#
- 2.S5e6#
- 2.S7e6#
- 1...Sxe8
- 2.Sh5#
- 2.Qxf1#
- 1...fxg5
- 2.Sh5#
- 2.Se6#
- 1...Qb7
- 2.S5e6#
- 2.Sh5#
- 2.S7e6#
- 1...Qc8
- 2.Sh5#
- 2.Qxf1#
- 1...Qc6
- 2.S5e6#
- 2.Sh5#
- 2.S7e6#
- 1...Qa8
- 2.S5e6#
- 2.Sh5#
- 2.S7e6#
- 1...Re4
- 2.S5e6#
- 2.Qxf1#
- 1...Bg2
- 2.S5e6#
- 2.Sh5#
- 2.S7e6#
- 1...Bh3
- 2.Sxh3#
- 2.Sh5#
- 1...Ba1
- 2.Sh5#
- 2.Qxf1#
- 1...Bb2
- 2.Sh5#
- 2.Qxf1#
- 1...Bc3
- 2.Sh5#
- 2.Qxf1#
- 1...Bd4
- 2.Sh5#
- 2.Re4#
- 2.Qe4#
- 2.Qxf1#
- 1...Sc4
- 2.Sh5#
- 2.Qe4#
- 2.Qxf1#
- 1...Sdf5
- 2.Sh5#
- 2.Qxf1#
- 1...Sb7
- 2.Sh5#
- 2.Qxf1#
- 1...Sdf7
- 2.Sh5#
- 2.Qxf1#
- 1...Sc8
- 2.Sh5#
- 2.Qxf1#
- 1...Sg4
- 2.S5e6#
- 2.S7e6#
- 2.Rf3#
- 1...Shf5
- 2.S5e6#
- 2.S7e6#
- 2.Qxf1#
- 1...Shf7
- 2.S5e6#
- 2.S7e6#
- 2.Qxf1#
- 1...Sg8
- 2.S5e6#
- 2.S7e6#
- 2.Qxf1#
- 1...Se4!
- threat
- 1.Qd5?
- threat
- 2.S5e6#
- 2.Qf3#
- 1...Rxe8
- 2.Qf3#
- 1...Bxe2
- 2.Sh3#
- 2.S5e6#
- 1...Sxe8
- 2.Qf3#
- 1...fxg5
- 2.Qf3#
- 2.Qxe5#
- 1...Qb7
- 2.S5e6#
- 1...Qc8
- 2.Qf3#
- 1...Qc6
- 2.S5e6#
- 1...Qa8
- 2.S5e6#
- 1...Re4
- 2.S5e6#
- 1...Bg2
- 2.S5e6#
- 1...Bh3
- 2.Sxh3#
- 2.Qf3#
- 1...Sc4
- 2.Qf3#
- 2.Qe4#
- 2.Qd4#
- 1...Sdf5
- 2.Sh5#
- 2.Qf3#
- 1...Sb7
- 2.Qf3#
- 1...Sdf7
- 2.Qf3#
- 1...Sc8
- 2.Qf3#
- 1...Se4!
- threat
- 1.Qc2?
- threat
- 2.S5e6#
- 2.Sh5#
- 2.S7e6#
- 1...Rxe8
- 2.Sh5#
- 1...Bxe2
- 2.Sh3#
- 2.S5e6#
- 2.S7e6#
- 1...Sxe8
- 2.Sh5#
- 1...fxg5
- 2.Sh5#
- 2.Se6#
- 1...Qc8
- 2.Sh5#
- 1...Re4
- 2.S5e6#
- 1...Bh3
- 2.Sxh3#
- 2.Sh5#
- 1...Ba1
- 2.Sh5#
- 1...Bb2
- 2.Sh5#
- 1...Bc3
- 2.Sh5#
- 1...Bd4
- 2.Sh5#
- 2.Re4#
- 2.Qe4#
- 1...Sc4
- 2.Sh5#
- 2.Qe4#
- 1...Sdf5
- 2.Sh5#
- 1...Sb7
- 2.Sh5#
- 1...Sdf7
- 2.Sh5#
- 1...Sc8
- 2.Sh5#
- 1...Sg4
- 2.S5e6#
- 2.S7e6#
- 2.Rf3#
- 1...Shf5
- 2.S5e6#
- 2.S7e6#
- 1...Shf7
- 2.S5e6#
- 2.S7e6#
- 1...Sg8
- 2.S5e6#
- 2.S7e6#
- 1...Se4!
- threat
- 1.Qb1?
- Keys
- 1.Qd2!
- threat
- 2.Qxe3#
- 1...exd2
- 2.e3#
- 1...Re4
- 2.S5e6#
- 1...Bd4
- 2.Re4#
- 1...Sc4
- 2.Qd4#
- 1...Sdf5
- 2.Sh5#
- 1...Sg4
- 2.Rf3#
- 1...Shf5
- 2.S7e6#
- threat
- 1.Qd2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- R(d);SBLOCK::S(H)
- B(g);OGATE,P_SPINS(i)::R1(K)
- S(i);P_SPINB(g),SBLOCK::S(J)
- S(k);SBLOCK::R1(E)
- S(k);SBLOCK::S(J)
- Tries
- Try
- Q(B);
- Threat
- DUALS(4)
- Refutation
- S(i);P_SPINB(g)
- Try
- Q(B);
- Threat
- DUALS(2)
- Vars
- R(l);XR(K)::QAR1(B)
- S(i);P_SPINB(g),XR(K)::QAR1(B)
- Q(h);::S(H)
- Q(h);::QAR1(B)
- R(d);::S(H)
- B(a);::S(H)
- S(i);P_SPINB(g)::QAR1(B)
- Refutation
- S(i);P_SPINB(g)
- Try
- Q(B);
- Threat
- DUALS(3)
- Vars
- R(l);XR(K)::S(J)
- S(i);P_SPINB(g),XR(K)::S(J)
- Q(h);::S(J)
- R(d);::S(H)
- B(g);P_SPINS(i)::S(J)
- S(i);P_SPINB(g)::S(J)
- Refutation
- S(i);P_SPINB(g)
- Try
- Actual
- Q(B);P_PINP(c)
- Threat
- QAB1(B),XP(c)
- Vars
- P(c);N_SPINP(c),OGATE,XQ(B)::P(C)
- R(d);SBLOCK::S(H)
- B(g);OGATE,P_SPINS(i)::R1(K)
- S(i);N_GUARD,P_SPINB(g),S_CUTR(d)::QAR2(B)
- S(i);P_SPINB(g),SBLOCK::S(J)
- S(k);SBLOCK::R1(E)
- S(k);SBLOCK::S(J)
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).