MESON Chess Problem Database
Problem Display
PID: 100889 (1B6/2Rp4/1p2pQ2/3k4/8/1P1PKn2/8/8 w - - 0 1)
Davies, IV
Good Companions, 1920
#2
6 + 5
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Se1
- 2.Qd4#
- 1...Sg1
- 2.Qd4#
- 1...Sd2
- 2.Qd4#
- 1...Sh2
- 2.Qd4#
- 1...Sd4
- 2.Qxd4#
- 1...Sh4
- 2.Qd4#
- 1...Sg5
- 2.Qd4#
- 1...Se1
- Tries
- 1.Rc1?
- threat
- 2.Qxf3#
- 1...Se1
- 2.Qd4#
- 2.Qe5#
- 1...Sg1
- 2.Qd4#
- 2.Qe5#
- 1...Sd2
- 2.Qd4#
- 2.Qe5#
- 1...Sh2
- 2.Qd4#
- 2.Qe5#
- 1...Sd4
- 2.Qxd4#
- 2.Qe5#
- 1...Sh4
- 2.Qd4#
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...Sg5
- 2.Qd4#
- 2.Qe5#
- 1...e5
- 2.Qd6#
- 2.Qf7#
- 1...d6!
- threat
- 1.Rc2?
- threat
- 2.Qxf3#
- 1...Se1
- 2.Qd4#
- 2.Qe5#
- 1...Sg1
- 2.Qd4#
- 2.Qe5#
- 1...Sd2
- 2.Qd4#
- 2.Qe5#
- 1...Sh2
- 2.Qd4#
- 2.Qe5#
- 1...Sd4
- 2.Qxd4#
- 2.Qe5#
- 1...Sh4
- 2.Qd4#
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...Sg5
- 2.Qd4#
- 2.Qe5#
- 1...e5
- 2.Qd6#
- 2.Qf7#
- 1...d6!
- threat
- 1.Rc3?
- threat
- 2.Qxf3#
- 1...Se1
- 2.Qd4#
- 2.Qe5#
- 1...Sg1
- 2.Qd4#
- 2.Qe5#
- 1...Sd2
- 2.Qd4#
- 2.Qe5#
- 1...Sh2
- 2.Qd4#
- 2.Qe5#
- 1...Sd4
- 2.Qxd4#
- 2.Qe5#
- 1...Sh4
- 2.Qd4#
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...Sg5
- 2.Qd4#
- 2.Qe5#
- 1...e5
- 2.Qd6#
- 2.Qf7#
- 1...d6!
- threat
- 1.Rc4?
- threat
- 2.Qxf3#
- 1...Se1
- 2.Qd4#
- 2.Qe5#
- 1...Sg1
- 2.Qd4#
- 2.Qe5#
- 1...Sd2
- 2.Qd4#
- 2.Qe5#
- 1...Sh2
- 2.Qd4#
- 2.Qe5#
- 1...Sd4
- 2.Qxd4#
- 2.Qe5#
- 1...Sh4
- 2.Qd4#
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...Sg5
- 2.Qd4#
- 2.Qe5#
- 1...e5
- 2.Qd6#
- 2.Qf7#
- 1...d6!
- threat
- 1.Rc5+?
- 1...bxc5
- 2.Qxf3#
- 1...Kxc5!
- 1...bxc5
- 1.Rc8?
- threat
- 2.Qxf3#
- 1...Se1
- 2.Qd4#
- 2.Qe5#
- 1...Sg1
- 2.Qd4#
- 2.Qe5#
- 1...Sd2
- 2.Qd4#
- 2.Qe5#
- 1...Sh2
- 2.Qd4#
- 2.Qe5#
- 1...Sd4
- 2.Qxd4#
- 2.Qe5#
- 1...Sh4
- 2.Qd4#
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...Sg5
- 2.Qd4#
- 2.Qe5#
- 1...e5
- 2.Qd6#
- 2.Qf7#
- 1...d6!
- threat
- 1.Qxf3+?
- 1...Ke5
- 2.Rc5#
- 2.Rxd7#
- 1...Kd6!
- 1...Ke5
- 1.Rc1?
- Keys
- 1.d4!
- 1...Kd6
- 2.Rc5#
- 1...Sxd4
- 2.Qxd4#
- 1...d6
- 2.Qxf3#
- 1...Se1
- 2.Qe5#
- 1...Sg1
- 2.Qe5#
- 1...Sd2
- 2.Qe5#
- 1...Sh2
- 2.Qe5#
- 1...Sh4
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...Sg5
- 2.Qe5#
- 1...b5
- 2.Rc5#
- 1...e5
- 2.Rxd7#
- 1...Kd6
- 1.d4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 6
- ADDED MATES = 5
- REMOVED MATES = 0
- Sets
- S(a);N_GUARD::QAR1(D)
- S(a);N_GUARD::QAR1(D),XS(a)
- Tries
- Try
- R(E);
- Threat
- QAB(D),XS(a)
- Vars
- S(a);N_GUARD::QAR1(D),XS(a)
- Refutation
- P(e);
- Try
- R(E);
- Threat
- QAB(D),XS(a)
- Vars
- S(a);N_GUARD::QAR1(D),XS(a)
- Refutation
- P(e);
- Try
- R(E);
- Threat
- QAB(D),XS(a)
- Vars
- S(a);N_GUARD::QAR1(D),XS(a)
- Refutation
- P(e);
- Try
- R(E);
- Threat
- QAB(D),XS(a)
- Vars
- S(a);N_GUARD::QAR1(D),XS(a)
- Refutation
- P(e);
- Try
- R(E);CHECK
- Vars
- P(c);SBLOCK,XR(E)::QAB(D),XS(a)
- Refutation
- K(b);P-FLIGHT,XR(E)
- Try
- R(E);
- Threat
- QAB(D),XS(a)
- Vars
- S(a);N_GUARD::QAR1(D),XS(a)
- Refutation
- P(e);
- Try
- Q(D);CHECK,XS(a)
- Refutation
- K(b);P-FLIGHT
- Try
- Actual
- P(B);
- Vars
- K(b);P-FLIGHT,P_SPINP(d)::B(F)+R(E)
- S(a);OGATE,XP(B)::QAR1(D),XS(a)
- P(e);SBLOCK::QAB(D),XS(a)
- S(a);N_GUARD::QAR1(D)
- S(a);N_GUARD::QAR1(D),XS(a)
- P(c);N_GUARD::R1(E)
- P(d);::R(E),XP(e)
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CSS/Javascript (jQuery, Bootstrap & DataTables).