MESON Chess Problem Database
Problem Display
PID: 193563 (8/p2p1p2/R2Pkp2/3pbR2/1p4K1/1P6/4Q3/8 w - - 0 1)
van Dijk, Johannes
De Maasbode, 1915
#2
6 + 8
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...d4
- 2.Qc4#
- 1...d4
- Tries
- 1.Kh3?
- 1...Kxf5
- 2.Qg4#
- 1...d4!
- 1...Kxf5
- 1.Kh4?
- 1...Kxf5
- 2.Qg4#
- 1...d4!
- 1...Kxf5
- 1.Kh5?
- 1...Kxf5
- 2.Qg4#
- 1...d4!
- 1...Kxf5
- 1.Rf1?
- 1...d4
- 2.Qc4#
- 1...f5+!
- 1...d4
- 1.Rf2?
- 1...d4
- 2.Qc4#
- 1...f5+!
- 1...d4
- 1.Rf3?
- 1...d4
- 2.Qc4#
- 1...f5+!
- 1...d4
- 1.Rf4?
- 1...d4
- 2.Qc4#
- 1...f5+!
- 1...d4
- 1.Rh5?
- 1...d4
- 2.Qc4#
- 1...f5+!
- 1...d4
- 1.Qd3?
- 1...Bxd6
- 2.Qe2#
- 2.Qe3#
- 1...d4
- 2.Qc4#
- 1...Ba1
- 2.Qxd5#
- 1...Bb2
- 2.Qxd5#
- 1...Bh2
- 2.Qxd5#
- 1...Bc3
- 2.Qxd5#
- 1...Bg3
- 2.Qxd5#
- 1...Bf4
- 2.Qxd5#
- 1...Bd4!
- 1...Bxd6
- 1.Qf3?
- 1...Bxd6
- 2.Qe2#
- 2.Qe3#
- 1...Ba1
- 2.Qxd5#
- 1...Bb2
- 2.Qxd5#
- 1...Bh2
- 2.Qxd5#
- 1...Bc3
- 2.Qxd5#
- 1...Bg3
- 2.Qxd5#
- 1...Bd4
- 2.Qxd5#
- 1...Bf4
- 2.Qxd5#
- 1...d4!
- 1...Bxd6
- 1.Qc4?
- 1...Bxd6
- 2.Qe2#
- 1...Ba1
- 2.Qxd5#
- 1...Bb2
- 2.Qxd5#
- 1...Bh2
- 2.Qxd5#
- 1...Bc3
- 2.Qxd5#
- 1...Bg3
- 2.Qxd5#
- 1...Bd4
- 2.Qxd5#
- 1...Bf4
- 2.Qxd5#
- 1...dxc4!
- 1...Bxd6
- 1.Qg2?
- 1...Bxd6
- 2.Qe2#
- 1...Bd4
- 2.Qxd5#
- 1...Ba1
- 2.Qxd5#
- 1...Bb2
- 2.Qxd5#
- 1...Bh2
- 2.Qxd5#
- 1...Bc3
- 2.Qxd5#
- 1...Bg3
- 2.Qxd5#
- 1...Bf4
- 2.Qxd5#
- 1...d4!
- 1...Bxd6
- 1.Kh3?
- Keys
- 1.Qb5!
- 1...Bxd6
- 2.Qe2#
- 1...d4
- 2.Qc4#
- 1...Ba1
- 2.Qxd5#
- 1...Bb2
- 2.Qxd5#
- 1...Bh2
- 2.Qxd5#
- 1...Bc3
- 2.Qxd5#
- 1...Bg3
- 2.Qxd5#
- 1...Bd4
- 2.Qxd5#
- 1...Bf4
- 2.Qxd5#
- 1...Bxd6
- 1.Qb5!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 8
- REMOVED MATES = 0
- Sets
- P(b);OGATEB::QAB(A)
- Tries
- Try
- K(C);S_FLIGHT
- Vars
- K(d);N_SPINB(c),OGATEB,S_FLIGHT,XR(D)::QAB1(A)
- Refutation
- P(b);
- Try
- K(C);P-FLIGHT
- Vars
- K(d);N_SPINB(c),OGATEB,S_FLIGHT,XR(D)::QAB1(A)
- Refutation
- P(b);
- Try
- K(C);S_FLIGHT
- Vars
- K(d);N_SPINB(c),OGATEB,S_FLIGHT,XR(D)::QAB1(A)
- Refutation
- P(b);
- Try
- R(D);
- Vars
- P(b);OGATEB::QAB(A)
- Refutation
- P(e);CHECK
- Try
- R(D);
- Vars
- P(b);OGATEB::QAB(A)
- Refutation
- P(e);CHECK
- Try
- R(D);
- Vars
- P(b);OGATEB::QAB(A)
- Refutation
- P(e);CHECK
- Try
- R(D);
- Vars
- P(b);OGATEB::QAB(A)
- Refutation
- P(e);CHECK
- Try
- R(D);
- Vars
- P(b);OGATEB::QAB(A)
- Refutation
- P(e);CHECK
- Try
- Q(A);N_PINB(c)
- Vars
- P(b);OGATEB::QAB(A)
- B(c);::QAB1(A),XP(b)
- Refutation
- B(c);
- Try
- Q(A);N_PINB(c)
- Vars
- B(c);::QAB1(A),XP(b)
- Refutation
- P(b);
- Try
- Q(A);N_PINB(c),P_PINP(b)
- Vars
- B(c);OGATEB,P_SPINB(c),XP(F)::QAR(A)
- B(c);::QAB1(A),XP(b)
- Refutation
- P(b);N_SPINP(b),XQ(A)
- Try
- Q(A);N_PINB(c)
- Vars
- B(c);OGATEB,P_SPINB(c),XP(F)::QAR(A)
- B(c);::QAB1(A),XP(b)
- Refutation
- P(b);
- Try
- Actual
- Q(A);N_PINB(c)
- Vars
- B(c);OGATEB,P_SPINB(c),XP(F)::QAR(A)
- P(b);OGATEB::QAB(A)
- B(c);::QAB1(A),XP(b)
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).