MESON Chess Problem Database
Problem Display
PID: 104008 (2n1R3/8/4n3/pP1k1N2/R2Ppp2/B3p3/1N1pP3/3K4 w - - 0 1)
Andersson, Sven Tore
Springaren, 1952
#2
9 + 8
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Sxd4
- 2.Rxd4#
- 1...Sc5
- 2.Re5#
- 1...Sg5
- 2.Re5#
- 1...Sc7
- 2.Re5#
- 1...Sg7
- 2.Re5#
- 1...Sd8
- 2.Re5#
- 1...Sf8
- 2.Re5#
- 1...Sb6
- 2.Se7#
- 1...Sd6
- 2.Se7#
- 1...Sa7
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...f3
- 2.Sxe3#
- 1...Sxd4
- Tries
- 1.Sd3?
- 1...Sxd4
- 2.Sxf4#
- 2.Rxd4#
- 2.Re5#
- 1...Sc5
- 2.Sxf4#
- 2.Re5#
- 1...Sg5
- 2.Sxf4#
- 2.Re5#
- 1...Sc7
- 2.Sxf4#
- 2.Re5#
- 1...Sg7
- 2.Sxf4#
- 2.Re5#
- 1...Sd8
- 2.Sxf4#
- 2.Re5#
- 1...Sf8
- 2.Sxf4#
- 2.Re5#
- 1...Sb6
- 2.Se7#
- 1...Sd6
- 2.Se7#
- 1...Sa7
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...f3
- 2.Sxe3#
- 1...exd3!
- 1...Sxd4
- 1.Bc5?
- 1...Sxc5
- 2.Re5#
- 1...Sg5
- 2.Re5#
- 1...Sc7
- 2.Re5#
- 1...Sg7
- 2.Re5#
- 1...Sd8
- 2.Re5#
- 1...Sf8
- 2.Re5#
- 1...Sb6
- 2.Se7#
- 1...Sd6
- 2.Se7#
- 1...Sa7
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...f3
- 2.Sxe3#
- 1...Sxd4!
- 1...Sxc5
- 1.Rc4?
- 1...Sxd4
- 2.Rxd4#
- 2.Rc5#
- 1...Sb6
- 2.Se7#
- 1...Sc5
- 2.Rxc5#
- 2.Re5#
- 1...Sg5
- 2.Rc5#
- 2.Re5#
- 1...Sc7
- 2.Rc5#
- 2.Re5#
- 1...Sg7
- 2.Rc5#
- 2.Re5#
- 1...Sd8
- 2.Rc5#
- 2.Re5#
- 1...Sf8
- 2.Rc5#
- 2.Re5#
- 1...Sd6
- 2.Se7#
- 1...Sa7
- 2.Se7#
- 1...Se7
- 2.Sxe7#
- 1...f3
- 2.Sxe3#
- 1...a4!
- 1...Sxd4
- 1.Rd8+?
- 1...Sd6
- 2.Se7#
- 2.Rxd6#
- 1...Sxd8!
- 1...Sd6
- 1.Sd3?
- Keys
- 1.Sc4!
- 1...Sxd4
- 2.Re5#
- 1...Sc5
- 2.Re5#
- 1...Sg5
- 2.Re5#
- 1...Sc7
- 2.Re5#
- 1...Sg7
- 2.Re5#
- 1...Sd8
- 2.Re5#
- 1...Sf8
- 2.Re5#
- 1...Sb6
- 2.Sxb6#
- 1...Sd6
- 2.Sb6#
- 1...Sa7
- 2.Sb6#
- 1...Se7
- 2.Sb6#
- 1...f3
- 2.Scxe3#
- 1...Sxd4
- 1.Sc4!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 5
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- S(g);OGATE,XP(F)::R1(E),XS(g)
- S(g);OGATE::R1(I)
- S(h);N_GUARD::S(H)
- S(h);N_GUARD::S(H),XS(h)
- P(d);N_GUARD::S(H),XP(b)
- Tries
- Try
- S(B);
- Vars
- S(h);N_GUARD::S(H)
- S(h);N_GUARD::S(H),XS(h)
- P(d);N_GUARD::S(H),XP(b)
- Refutation
- P(c);XS(B)
- Try
- B(D);
- Vars
- S(g);OGATE,XB(D)::R1(I)
- S(g);OGATE::R1(I)
- S(h);N_GUARD::S(H)
- S(h);N_GUARD::S(H),XS(h)
- P(d);N_GUARD::S(H),XP(b)
- Refutation
- S(g);XP(F)
- Try
- R(E);
- Vars
- S(h);N_GUARD::S(H)
- S(h);N_GUARD::S(H),XS(h)
- P(d);N_GUARD::S(H),XP(b)
- Refutation
- P(e);
- Try
- R(I);CHECK
- Refutation
- S(g);XR(I)
- Try
- Actual
- S(B);
- Vars
- S(g);OGATE,XP(F)::R1(I)
- S(g);OGATE::R1(I)
- S(h);N_GUARD::S(B),XS(h)
- S(h);N_GUARD::S(B)
- P(d);N_GUARD::S(B),XP(b)
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