MESON Chess Problem Database
Problem Display
PID: 150998 (8/6pK/6QB/4P2P/1p1P1r2/8/R1Bn3r/Rbk5 w - - 0 1)
Dawson, Thomas Rayner
The Problemist, 1932
#2
9 + 7
| 15256 | TRD Scrapbook | 2014 |
SOLUTION
- SOUND
- Sets
- 1...Rf1
- 2.Rxb1#
- 1...Rf2
- 2.Rxb1#
- 1...Rf3
- 2.Rxb1#
- 1...Rxd4
- 2.Rxb1#
- 2.Qg1#
- 1...Re4
- 2.Rxb1#
- 1...Rg4
- 2.Rxb1#
- 1...Rh4
- 2.Rxb1#
- 2.Qg1#
- 1...Rf5
- 2.Rxb1#
- 1...Rf6
- 2.Rxb1#
- 1...Rf7
- 2.Rxb1#
- 1...Rf8
- 2.Rxb1#
- 1...Rf1
- Tries
- 1.Ba4?
- threat
- 2.Qc2#
- 1...Sb3
- 2.Rxb1#
- 2.Qxb1#
- 1...Re4
- 2.Qc6#
- 1...Rf5
- 2.Qc6#
- 1...Sf1
- 2.Rxb1#
- 2.Qxb1#
- 1...Sf3
- 2.Rxb1#
- 2.Qxb1#
- 1...Sc4
- 2.Rxb1#
- 2.Qxb1#
- 1...Se4
- 2.Qg1#
- 1...b3!
- threat
- 1.Bxf4?
- threat
- 2.Rxb1#
- 2.Qg1#
- 1...Rh1
- 2.Rxb1#
- 1...Re2
- 2.Rxb1#
- 1...Rf2
- 2.Rxb1#
- 1...Rg2
- 2.Rxb1#
- 1...Rxh5+!
- threat
- 1.Qg1+?
- 1...Rf1
- 2.Rxb1#
- 2.Qxf1#
- 1...Sf1!
- 1...Rf1
- 1.Ba4?
- Keys
- 1.Bb3!
- threat
- 2.Qc2#
- 1...Sxb3
- 2.Rxb1#
- 2.Qxb1#
- 1...Re4
- 2.Qc6#
- 1...Rf5
- 2.Qc6#
- 1...Sf1
- 2.Rxb1#
- 2.Qxb1#
- 1...Sf3
- 2.Rxb1#
- 2.Qxb1#
- 1...Sc4
- 2.Rxb1#
- 2.Qxb1#
- 1...Se4
- 2.Qg1#
- threat
- 1.Bb3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 1
- REMOVED MATES = 7
- Sets
- R(f);P_SPINS(c)::R1(A),XB(a)
- Tries
- Try
- B(C);P_SPINQ(G)
- Threat
- QAR1(G)
- Vars
- R(f);N_PINQ(G),P_SPINS(c)::QAR(G)
- S(c);N_PINQ(G),P_SPINR(f)::QAR(G)
- Refutation
- P(e);
- Try
- B(H);P_PINS(c),P_SPINP(F),XR(f)
- Threat
- DUALS(2)
- Vars
- R(d);::R1(A),XB(a)
- R(d);N_PINP(F)::R1(A),XB(a)
- Refutation
- R(d);CHECK,XP(F)
- Try
- Q(G);CHECK,P_SPINB(C)
- Refutation
- S(c);P_SPINR(f),P_SPINS(c)
- Try
- Actual
- B(C);P_SPINQ(G)
- Threat
- QAR1(G)
- Vars
- R(f);N_PINQ(G),P_SPINS(c)::QAR(G)
- S(c);N_PINQ(G),P_SPINR(f)::QAR(G)
Developed and maintained by Brian Stephenson.
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CSS/Javascript (jQuery, Bootstrap & DataTables).