MESON Chess Problem Database
Problem Display
PID: 146934 (n2Q1KB1/4N3/1pp5/q1bpk1P1/R3b1P1/1Nr3P1/1B2Rp2/5r2 w - - 0 1)
Barulin, Mikhail Mikhailovich
Bristol Times and Mirror, 1930
(First published on Sat Sep 27 1930)
#2
11 + 11
| 14868 | Pirnie Collection | 2013 |
SOLUTION
- SOUND
- Sets
- 1...Be3
- 2.Sxc6#
- 1...Bd4
- 2.Sg6#
- 1...Bxe7+
- 2.Qxe7#
- 1...Be3
- Tries
- 1.Kf7?
- threat
- 2.Sxc6#
- 2.Sg6#
- 1...Qxa4
- 2.Sg6#
- 1...Bxe7
- 2.Qxe7#
- 1...Qb5
- 2.Sg6#
- 1...Be3
- 2.Sxc6#
- 1...Bd4
- 2.Sg6#
- 1...Qa7!
- threat
- 1.Kg7?
- threat
- 2.Sxc6#
- 2.Sg6#
- 1...Qxa4
- 2.Sg6#
- 1...Bxe7
- 2.Qxe7#
- 1...Qb5
- 2.Sg6#
- 1...Be3
- 2.Sxc6#
- 1...Bd4
- 2.Sg6#
- 1...Qa7!
- threat
- 1.Ke8?
- threat
- 2.Sxc6#
- 2.Sg6#
- 1...Qxa4
- 2.Sg6#
- 1...Bxe7
- 2.Qxe7#
- 1...Qb5
- 2.Sg6#
- 1...Be3
- 2.Sxc6#
- 1...Bd4
- 2.Sg6#
- 1...Sc7+!
- threat
- 1.Sd4?
- threat
- 2.Sf3#
- 2.Sxc6#
- 1...Rf3+
- 2.Sxf3#
- 1...Bxe7+
- 2.Qxe7#
- 1...Qxa4
- 2.Sf3#
- 1...Bxd4
- 2.Sg6#
- 1...Qb5
- 2.Sf3#
- 1...Rxg3!
- threat
- 1.Sxa5?
- threat
- 2.Sxc6#
- 1...Bxe7+
- 2.Qxe7#
- 1...Bd4
- 2.Sg6#
- 1...bxa5!
- threat
- 1.Qd7?
- threat
- 2.Qe6#
- 1...Bxe7+
- 2.Qxe7#
- 1...Sc7!
- threat
- 1.Kf7?
- Keys
- 1.Sd2!
- threat
- 2.Sf3#
- 1...Bxe7+
- 2.Qxe7#
- 1...Be3
- 2.Sxc6#
- 1...Bd4
- 2.Sg6#
- 1...d4
- 2.Rxe4#
- threat
- 1.Sd2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- B(f);N_PINS(H),N_SPINB(d)::S(H),XP(j)
- B(f);N_PINS(H),N_SPINR(c)::S(H)
- B(f);CHECK,OGATE,XS(H)::QAR2(I),XB(f)
- Tries
- Try
- K(J);N_SPINS(H),P-FLIGHT
- Threat
- DUALS(2)
- Vars
- Q(e);XR(E)::S(H)
- B(f);OGATE,XS(H)::QAR2(I),XB(f)
- Q(e);::S(H)
- B(f);N_SPINB(d)::S(H),XP(j)
- B(f);N_SPINR(c)::S(H)
- Refutation
- Q(e);P_PINS(H)
- Try
- K(J);N_SPINS(H),S_FLIGHT
- Threat
- DUALS(2)
- Vars
- Q(e);XR(E)::S(H)
- B(f);OGATE,XS(H)::QAR2(I),XB(f)
- Q(e);::S(H)
- B(f);N_SPINB(d)::S(H),XP(j)
- B(f);N_SPINR(c)::S(H)
- Refutation
- Q(e);P_PINS(H)
- Try
- K(J);N_SPINS(H),P-FLIGHT
- Threat
- DUALS(2)
- Vars
- Q(e);XR(E)::S(H)
- B(f);OGATE,XS(H)::QAR2(I),XB(f)
- Q(e);::S(H)
- B(f);N_SPINB(d)::S(H),XP(j)
- B(f);N_SPINR(c)::S(H)
- Refutation
- S(k);CHECK
- Try
- S(C);N_PINR(c)
- Threat
- DUALS(2)
- Vars
- R(c);CHECK::B(A)+S(C),DCHECK,XR(c)
- B(f);CHECK,OGATE,XS(H)::QAR2(I),XB(f)
- Q(e);XR(E)::S(C)
- B(f);N_PINS(H),XS(C)::S(H)
- Q(e);::S(C)
- Refutation
- R(c);XP(D)
- Try
- S(C);XQ(e)
- Threat
- S(C),XP(j)
- Vars
- B(f);CHECK,OGATE,XS(H)::QAR2(I),XB(f)
- B(f);N_PINS(H),N_SPINR(c)::S(H)
- Refutation
- P(i);XS(C)
- Try
- Q(I);
- Threat
- QAR1(I)
- Vars
- B(f);CHECK,OGATE,XS(H)::QAR2(I),XB(f)
- Refutation
- S(k);
- Try
- Actual
- S(C);
- Threat
- S(C)
- Vars
- B(f);CHECK,OGATE,XS(H)::QAR2(I),XB(f)
- B(f);N_PINS(H),N_SPINB(d)::S(H),XP(j)
- B(f);N_PINS(H),N_SPINR(c)::S(H)
- P(g);N_GUARD,N_SPINR(c)::R1(B),XB(d)
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).