MESON Chess Problem Database
Problem Display
PID: 23796 (B3K3/8/8/8/4N3/5nQ1/8/5r1k w - - 0 1)
Matthaus, Hans Georg
Schach-Report/Deutsche Schachblatter, 1996
#2
4 + 3
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.Sf2#
- 1...Rb1
- 2.Sf2#
- 1...Rc1
- 2.Sf2#
- 1...Rd1
- 2.Sf2#
- 1...Rg1
- 2.Sf2#
- 1...Rf2
- 2.Sxf2#
- 1...Se1
- 2.Sf2#
- 1...Sg1
- 2.Sf2#
- 1...Sd2
- 2.Sf2#
- 1...Sh2
- 2.Sf2#
- 1...Sd4
- 2.Sf2#
- 1...Sh4
- 2.Sf2#
- 1...Se5
- 2.Sf2#
- 1...Sg5
- 2.Sf2#
- 1...Ra1
- Tries
- 1.Ke7?
- 1...Ra1
- 2.Sf2#
- 1...Rb1
- 2.Sf2#
- 1...Rc1
- 2.Sf2#
- 1...Rd1
- 2.Sf2#
- 1...Rg1
- 2.Sf2#
- 1...Rf2
- 2.Sxf2#
- 1...Se1
- 2.Sf2#
- 1...Sg1
- 2.Sf2#
- 1...Sd2
- 2.Sf2#
- 1...Sh2
- 2.Sf2#
- 1...Sd4
- 2.Sf2#
- 1...Sh4
- 2.Sf2#
- 1...Se5
- 2.Sf2#
- 1...Sg5
- 2.Sf2#
- 1...Re1!
- 1...Ra1
- 1.Kd8?
- 1...Ra1
- 2.Sf2#
- 1...Rb1
- 2.Sf2#
- 1...Rc1
- 2.Sf2#
- 1...Re1
- 2.Sf2#
- 1...Rg1
- 2.Sf2#
- 1...Rf2
- 2.Sxf2#
- 1...Se1
- 2.Sf2#
- 1...Sg1
- 2.Sf2#
- 1...Sd2
- 2.Sf2#
- 1...Sh2
- 2.Sf2#
- 1...Sd4
- 2.Sf2#
- 1...Sh4
- 2.Sf2#
- 1...Se5
- 2.Sf2#
- 1...Sg5
- 2.Sf2#
- 1...Rd1+!
- 1...Ra1
- 1.Bd5?
- 1...Rf2
- 2.Sxf2#
- 1...Ra1
- 2.Sf2#
- 1...Rb1
- 2.Sf2#
- 1...Rc1
- 2.Sf2#
- 1...Rd1
- 2.Sf2#
- 1...Rg1
- 2.Sf2#
- 1...Se1
- 2.Sf2#
- 1...Sg1
- 2.Sf2#
- 1...Sd2
- 2.Sf2#
- 1...Sh2
- 2.Sf2#
- 1...Sd4
- 2.Sf2#
- 1...Sh4
- 2.Sf2#
- 1...Se5
- 2.Sf2#
- 1...Sg5
- 2.Sf2#
- 1...Re1!
- 1...Rf2
- 1.Bc6?
- 1...Rf2
- 2.Sxf2#
- 1...Ra1
- 2.Sf2#
- 1...Rb1
- 2.Sf2#
- 1...Rc1
- 2.Sf2#
- 1...Rd1
- 2.Sf2#
- 1...Rg1
- 2.Sf2#
- 1...Se1
- 2.Sf2#
- 1...Sg1
- 2.Sf2#
- 1...Sd2
- 2.Sf2#
- 1...Sh2
- 2.Sf2#
- 1...Sd4
- 2.Sf2#
- 1...Sh4
- 2.Sf2#
- 1...Se5
- 2.Sf2#
- 1...Sg5
- 2.Sf2#
- 1...Re1!
- 1...Rf2
- 1.Bb7?
- 1...Rf2
- 2.Sxf2#
- 1...Ra1
- 2.Sf2#
- 1...Rb1
- 2.Sf2#
- 1...Rc1
- 2.Sf2#
- 1...Rd1
- 2.Sf2#
- 1...Rg1
- 2.Sf2#
- 1...Se1
- 2.Sf2#
- 1...Sg1
- 2.Sf2#
- 1...Sd2
- 2.Sf2#
- 1...Sh2
- 2.Sf2#
- 1...Sd4
- 2.Sf2#
- 1...Sh4
- 2.Sf2#
- 1...Se5
- 2.Sf2#
- 1...Sg5
- 2.Sf2#
- 1...Re1!
- 1...Rf2
- 1.Ke7?
- Keys
- 1.Kf8!
- 1...Se1+
- 2.Sf2#
- 1...Sg1+
- 2.Sf2#
- 1...Sd2+
- 2.Sf2#
- 1...Sh2+
- 2.Sf2#
- 1...Sd4+
- 2.Sf2#
- 1...Sh4+
- 2.Sf2#
- 1...Se5+
- 2.Sf2#
- 1...Sg5+
- 2.Sf2#
- 1...Ra1
- 2.Sf2#
- 1...Rb1
- 2.Sf2#
- 1...Rc1
- 2.Sf2#
- 1...Rd1
- 2.Sf2#
- 1...Re1
- 2.Sf2#
- 1...Rg1
- 2.Sf2#
- 1...Rf2
- 2.Sxf2#
- 1...Se1+
- 1.Kf8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- R(a);N_GUARD,SBLOCK::S(B)
- R(a);N_GUARD::S(B)
- R(a);N_GUARD::S(B),XR(a)
- S(c);::B(C)+S(B),DCHECK
- Tries
- Try
- K(D);P-FLIGHT
- Vars
- R(a);N_GUARD,SBLOCK::S(B)
- R(a);N_GUARD::S(B)
- R(a);N_GUARD::S(B),XR(a)
- S(c);::B(C)+S(B),DCHECK
- Refutation
- R(a);P_PINS(B)
- Try
- K(D);P-FLIGHT
- Vars
- R(a);N_GUARD,SBLOCK::S(B)
- R(a);N_GUARD::S(B)
- R(a);N_GUARD::S(B),XR(a)
- S(c);::B(C)+S(B),DCHECK
- Refutation
- R(a);CHECK
- Try
- B(C);
- Vars
- R(a);N_GUARD::S(B),XR(a)
- R(a);N_GUARD,SBLOCK::S(B)
- R(a);N_GUARD::S(B)
- S(c);::B(C)+S(B),DCHECK
- Refutation
- R(a);P_PINS(B)
- Try
- B(C);
- Vars
- R(a);N_GUARD::S(B),XR(a)
- R(a);N_GUARD,SBLOCK::S(B)
- R(a);N_GUARD::S(B)
- S(c);::B(C)+S(B),DCHECK
- Refutation
- R(a);P_PINS(B)
- Try
- B(C);
- Vars
- R(a);N_GUARD::S(B),XR(a)
- R(a);N_GUARD,SBLOCK::S(B)
- R(a);N_GUARD::S(B)
- S(c);::B(C)+S(B),DCHECK
- Refutation
- R(a);P_PINS(B)
- Try
- Actual
- K(D);P-FLIGHT
- Vars
- S(c);CHECK::B(C)+S(B),DCHECK
- R(a);N_GUARD,SBLOCK::S(B)
- R(a);N_GUARD::S(B)
- R(a);N_GUARD::S(B),XR(a)
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