MESON Chess Problem Database
Problem Display
PID: 249977 (6RK/4k1N1/R1p3P1/2PPNp1p/b7/2B3pq/4B3/4Q3 w - - 0 1)
Widlert, Kjell Einar
Stella Polaris, 1969
#2
11 + 7
SOLUTION
- SOUND
- Sets
- 1...cxd5
- 2.Re6#
- 1...cxd5
- Tries
- 1.Sd3?
- threat
- 2.Ra7#
- 1...Kd7
- 2.Ra7#
- 1...f4
- 2.Bg4#
- 1...cxd5!
- threat
- 1.Sf3?
- threat
- 2.Ra7#
- 1...Kd7
- 2.Ra7#
- 1...cxd5
- 2.Bb5#
- 1...f4!
- threat
- 1.Sc4?
- threat
- 2.Ra7#
- 1...Kd7
- 2.Ra7#
- 1...f4
- 2.Bg4#
- 1...cxd5!
- threat
- 1.Sg4?
- threat
- 2.Ra7#
- 1...Kd7
- 2.Ra7#
- 1...cxd5
- 2.Bb5#
- 1...hxg4+!
- threat
- 1.Sxc6+?
- 1...Kd7
- 2.Ra7#
- 1...Bxc6!
- 1...Kd7
- 1.Rxc6?
- threat
- 2.Re6#
- 2.Re8#
- 1...f4
- 2.Re8#
- 1...Bxc6!
- threat
- 1.Sd3?
- Keys
- 1.Sf7!
- threat
- 2.Ra7#
- 1...Kd7
- 2.Ra7#
- 1...cxd5
- 2.Bb5#
- 1...f4
- 2.Bg4#
- threat
- 1.Sf7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- P(f);OGATE,XP(E)::R1(G)
- Tries
- Try
- S(F);
- Threat
- R(G)
- Vars
- K(g);P-FLIGHT::R(G)
- P(d);::QAR(A)+B(B)
- Refutation
- P(f);XP(E)
- Try
- S(F);
- Threat
- R(G)
- Vars
- K(g);P-FLIGHT::R(G)
- P(f);XP(E)::QAR(A)+B(B)
- Refutation
- P(d);
- Try
- S(F);
- Threat
- R(G)
- Vars
- K(g);P-FLIGHT::R(G)
- P(d);::QAR(A)+B(B)
- Refutation
- P(f);XP(E)
- Try
- S(F);
- Threat
- R(G)
- Vars
- K(g);P-FLIGHT::R(G)
- P(f);XP(E)::QAR(A)+B(B)
- Refutation
- P(e);CHECK,XS(F)
- Try
- S(F);CHECK,XP(f)
- Vars
- K(g);P-FLIGHT::R(G)
- Refutation
- B(c);XS(F)
- Try
- R(G);XP(f)
- Threat
- DUALS(2)
- Vars
- P(d);::R1(J)
- Refutation
- B(c);XR(G)
- Try
- Actual
- S(F);
- Threat
- R(G)
- Vars
- K(g);P-FLIGHT::R(G)
- P(f);XP(E)::QAR(A)+B(B)
- P(d);::QAR(A)+B(B)
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