MESON Chess Problem Database
Problem Display
PID: 110039 (8/Q4p2/5Bp1/2P1rpK1/1kB2R2/3P4/pp6/bb1NN3 w - - 0 1)
Wrobel, Marian
Il Littorale, 1929-1931
#2
9 + 9
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rxe1
- 2.Bc3#
- 1...Re2
- 2.Bc3#
- 1...Re3
- 2.Bc3#
- 1...Re4
- 2.Bc3#
- 1...Rxc5
- 2.Bc3#
- 1...Rd5
- 2.Bc3#
- 1...Re6
- 2.Bc3#
- 1...Re7
- 2.Bc3#
- 1...Re8
- 2.Bc3#
- 1...Bc2
- 2.Sxc2#
- 1...Bxd3
- 2.Sxd3#
- 1...Rxe1
- Tries
- 1.Kh4?
- 1...Rxe1
- 2.Bc3#
- 1...Rxc5
- 2.Bc3#
- 1...Bxd3
- 2.Sxd3#
- 1...Re2
- 2.Bc3#
- 1...Re3
- 2.Bc3#
- 1...Re4
- 2.Bc3#
- 1...Rd5
- 2.Bc3#
- 1...Re6
- 2.Bc3#
- 1...Re7
- 2.Bc3#
- 1...Re8
- 2.Bc3#
- 1...Bc2
- 2.Sxc2#
- 1...g5+!
- 1...Rxe1
- 1.Kh6?
- 1...Rxe1
- 2.Bc3#
- 1...Rxc5
- 2.Bc3#
- 1...Bxd3
- 2.Sxd3#
- 1...Re2
- 2.Bc3#
- 1...Re3
- 2.Bc3#
- 1...Re4
- 2.Bc3#
- 1...Rd5
- 2.Bc3#
- 1...Re6
- 2.Bc3#
- 1...Re7
- 2.Bc3#
- 1...Re8
- 2.Bc3#
- 1...Bc2
- 2.Sxc2#
- 1...g5!
- 1...Rxe1
- 1.Bxa2+?
- 1...Kb5
- 2.Qb6#
- 1...Re4!
- 1...Kb5
- 1.Bb3+?
- 1...Kxb3
- 2.Qa4#
- 1...Kb5
- 2.Ba4#
- 2.Qb6#
- 1...Re4!
- 1...Kxb3
- 1.Bb5+?
- 1...Kb3
- 2.Qa4#
- 1...Kxb5
- 2.Qb6#
- 1...Re4!
- 1...Kb3
- 1.Bd5+?
- 1...Kb5
- 2.Sc3#
- 2.Qb6#
- 1...Re4!
- 1...Kb5
- 1.Be6+?
- 1...Kb5
- 2.Bd7#
- 2.Qb6#
- 1...Re4!
- 1...Kb5
- 1.Bxf7+?
- 1...Kb5
- 2.Qb6#
- 1...Re4!
- 1...Kb5
- 1.Bg7?
- 1...Rxe1
- 2.Bc3#
- 1...Rxc5
- 2.Bc3#
- 1...Bxd3
- 2.Sxd3#
- 1...Re4
- 2.Bc3#
- 1...Re2
- 2.Bc3#
- 1...Re3
- 2.Bc3#
- 1...Rd5
- 2.Bc3#
- 1...Re6
- 2.Bc3#
- 1...Re7
- 2.Bc3#
- 1...Re8
- 2.Bc3#
- 1...Bc2
- 2.Sxc2#
- 1...f6+!
- 1...Rxe1
- 1.Bh8?
- 1...Rxe1
- 2.Bc3#
- 1...Rxc5
- 2.Bc3#
- 1...Bxd3
- 2.Sxd3#
- 1...Re4
- 2.Bc3#
- 1...Re2
- 2.Bc3#
- 1...Re3
- 2.Bc3#
- 1...Rd5
- 2.Bc3#
- 1...Re6
- 2.Bc3#
- 1...Re7
- 2.Bc3#
- 1...Re8
- 2.Bc3#
- 1...Bc2
- 2.Sxc2#
- 1...f6+!
- 1...Rxe1
- 1.Rh4?
- 1...Rxe1
- 2.Bc3#
- 1...Rxc5
- 2.Bc3#
- 1...Bxd3
- 2.Sxd3#
- 1...Re4
- 2.Bc3#
- 1...Re2
- 2.Bc3#
- 1...Re3
- 2.Bc3#
- 1...Rd5
- 2.Bc3#
- 1...Re6
- 2.Bc3#
- 1...Re7
- 2.Bc3#
- 1...Re8
- 2.Bc3#
- 1...Bc2
- 2.Sxc2#
- 1...f4+!
- 1...Rxe1
- 1.Qb6+?
- 1...Ka3
- 2.Qa5#
- 2.Qb3#
- 1...Ka4!
- 1...Ka3
- 1.c6?
- 1...Rxe1
- 2.Bc3#
- 1...Bxd3
- 2.Sxd3#
- 1...Re4
- 2.Bc3#
- 1...Re2
- 2.Bc3#
- 1...Re3
- 2.Bc3#
- 1...Rb5
- 2.Bxa2#
- 2.Bd5#
- 2.Be6#
- 2.Bxf7#
- 2.Bc3#
- 1...Rc5
- 2.Bc3#
- 1...Rd5
- 2.Bc3#
- 1...Re6
- 2.Bc3#
- 1...Re7
- 2.Bc3#
- 2.Bxe7#
- 1...Re8
- 2.Bc3#
- 1...Bc2
- 2.Sxc2#
- 1...Ra5!
- 1...Rxe1
- 1.Kh4?
- Keys
- 1.Sc3!
- 1...Kxc3
- 2.Qa5#
- 1...Rxe1
- 2.Sd5#
- 1...Rxc5
- 2.Qa4#
- 1...Bxd3
- 2.Sxa2#
- 1...Re2
- 2.Sd5#
- 1...Re3
- 2.Sd5#
- 1...Re4
- 2.Sd5#
- 1...Rd5
- 2.Sxd5#
- 2.Bxd5#
- 1...Re6
- 2.Sd5#
- 2.Bxe6#
- 1...Re7
- 2.Sd5#
- 2.Be6#
- 1...Re8
- 2.Sd5#
- 2.Be6#
- 1...Bc2
- 2.Sxa2#
- 1...Kxc3
- 1.Sc3!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 7
- ADDED MATES = 1
- REMOVED MATES = 4
- Sets
- R(f);OGATE,XS(B)::B(H)
- R(f);OGATE::B(H)
- R(f);OGATE,XP(F)::B(H)
- B(b);N_GUARD::S(B),XB(b)
- B(b);XP(C)::S(B),XB(b)
- Tries
- Try
- K(G);S_FLIGHT
- Vars
- R(f);OGATE,XS(B)::B(H)
- R(f);OGATE,XP(F)::B(H)
- B(b);XP(C)::S(B),XB(b)
- R(f);OGATE::B(H)
- R(f);OGATE,P_PINR(E)::B(H)
- B(b);N_GUARD::S(B),XB(b)
- Refutation
- P(h);CHECK
- Try
- K(G);S_FLIGHT
- Vars
- R(f);OGATE,XS(B)::B(H)
- R(f);OGATE,XP(F)::B(H)
- B(b);XP(C)::S(B),XB(b)
- R(f);OGATE::B(H)
- B(b);N_GUARD::S(B),XB(b)
- Refutation
- P(h);
- Try
- B(D);CHECK,XP(c)
- Vars
- K(e);P-FLIGHT::QAR1(I)
- Refutation
- R(f);P_SPINR(f)
- Try
- B(D);CHECK
- Vars
- K(e);P-FLIGHT,XB(D)::QAB1(I)
- Refutation
- R(f);P_SPINR(f)
- Try
- B(D);CHECK
- Vars
- K(e);P-FLIGHT::QAB1(I)
- K(e);P-FLIGHT,XB(D)::QAR1(I)
- Refutation
- R(f);P_SPINR(f)
- Try
- B(D);CHECK
- Refutation
- R(f);P_SPINR(f)
- Try
- B(D);CHECK
- Refutation
- R(f);P_SPINR(f)
- Try
- B(D);CHECK,XP(i)
- Vars
- K(e);P-FLIGHT::QAR1(I)
- Refutation
- R(f);P_SPINR(f)
- Try
- B(H);
- Vars
- R(f);OGATE,XS(B)::B(H)
- R(f);OGATE,XP(F)::B(H)
- B(b);XP(C)::S(B),XB(b)
- R(f);OGATE::B(H)
- B(b);N_GUARD::S(B),XB(b)
- Refutation
- P(i);CHECK
- Try
- B(H);
- Vars
- R(f);OGATE,XS(B)::B(H)
- R(f);OGATE,XP(F)::B(H)
- B(b);XP(C)::S(B),XB(b)
- R(f);OGATE::B(H)
- B(b);N_GUARD::S(B),XB(b)
- Refutation
- P(i);CHECK
- Try
- R(E);
- Vars
- R(f);OGATE,XS(B)::B(H)
- R(f);OGATE,XP(F)::B(H)
- B(b);XP(C)::S(B),XB(b)
- R(f);OGATE::B(H)
- B(b);N_GUARD::S(B),XB(b)
- Refutation
- P(g);CHECK
- Try
- Q(I);CHECK
- Refutation
- K(e);P-FLIGHT
- Try
- P(F);
- Vars
- R(f);OGATE,XS(B)::B(H)
- B(b);XP(C)::S(B),XB(b)
- R(f);OGATE::B(H)
- B(b);N_GUARD::S(B),XB(b)
- Refutation
- R(f);
- Try
- Actual
- S(A);
- Vars
- K(e);P_SPINR(f),S_FLIGHT,XS(A)::QAB(I)
- R(f);N_GUARD,XS(B)::S(A)
- R(f);SBLOCK,XP(F)::QAR1(I)
- B(b);N_GUARD,XP(C)::S(A),XP(c)
- R(f);N_GUARD::S(A)
- B(b);N_GUARD::S(A),XP(c)
Developed and maintained by Brian Stephenson.
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CSS/Javascript (jQuery, Bootstrap & DataTables).