MESON Chess Problem Database
Problem Display
PID: 142570 (3qrB2/N2br1b1/1p3n2/1pkpQN2/pR6/P5n1/B7/4K3 w - - 0 1)
di Scala, Pascal
5th Comm., Phenix, 1988
#2
8 + 12
| 702 | Phenix | 1990 |
SOLUTION
- SOUND
- Sets
- 1...Bxf5
- 2.Rxb5#
- 1...Be6
- 2.Rxb5#
- 2.Qc3#
- 2.Qd4#
- 1...Bc8
- 2.Rxb5#
- 1...Se2
- 2.Qd6#
- 1...Sge4
- 2.Qd4#
- 1...Sfe4
- 2.Qxd5#
- 1...Bxf5
- Tries
- 1.Kd1?
- threat
- 2.Qc3#
- 2.Qd4#
- 2.Qd6#
- 1...Bxf5
- 2.Rxb5#
- 1...Qc7
- 2.Qc3#
- 2.Qd4#
- 1...Qb8
- 2.Qc3#
- 2.Qd4#
- 1...Bc6
- 2.Qc3#
- 2.Qd4#
- 1...Be6
- 2.Rxb5#
- 2.Qc3#
- 2.Qd4#
- 1...Bc8
- 2.Rxb5#
- 2.Qc3#
- 2.Qd4#
- 1...Se2
- 2.Qd6#
- 1...Sge4
- 2.Qd4#
- 1...Sfe4
- 2.Qxd5#
- 1...Sg4
- 2.Qd6#
- 2.Qxd5#
- 1...Sfh5
- 2.Qd6#
- 2.Qxd5#
- 1...Sh7
- 2.Qd6#
- 2.Qxd5#
- 1...Sg8
- 2.Qd6#
- 2.Qxd5#
- 1...Sxf5!
- threat
- 1.Rb1?
- threat
- 2.Rc1#
- 1...Bxf5
- 2.Rxb5#
- 1...Se2
- 2.Qd6#
- 1...Sge4
- 2.Qd4#
- 1...Sfe4
- 2.Qxd5#
- 1...Bh6!
- threat
- 1.Kd1?
- Keys
- 1.Rb2!
- threat
- 2.Rc2#
- 1...Bxf5
- 2.Rxb5#
- 1...Se2
- 2.Qd6#
- 1...Sge4
- 2.Qd4#
- 1...Sfe4
- 2.Qxd5#
- threat
- 1.Rb2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 1
- Sets
- B(h);N_GUARD,XS(F)::R1(D),XP(c)
- B(h);N_GUARD::R1(D),XP(c)
- S(a);N_PINQ(E)::QAB1(E)
- S(g);N_PINQ(E)::QAR1(E),XP(e)
- Tries
- Try
- K(A);N_SPINQ(E),P-FLIGHT
- Threat
- DUALS(3)
- Vars
- B(h);N_GUARD,XS(F)::R1(D),XP(c)
- S(a);::QAB1(E)
- S(g);N_GUARD::QAR1(E),XP(e)
- Refutation
- S(a);XS(F)
- Try
- R(D);
- Threat
- R(D)
- Vars
- B(h);N_GUARD,XS(F)::R1(D),XP(c)
- S(a);N_PINQ(E)::QAB1(E)
- S(g);N_PINQ(E)::QAR1(E),XP(e)
- Refutation
- B(j);
- Try
- Actual
- R(D);
- Threat
- R(D)
- Vars
- B(h);N_GUARD,XS(F)::R1(D),XP(c)
- S(a);N_PINQ(E)::QAB1(E)
- S(g);N_PINQ(E)::QAR1(E),XP(e)
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