MESON Chess Problem Database
Problem Display
PID: 263371 (B7/5p2/1QNpR3/pr1n4/Rbr2kPK/2pPp3/2P1pP2/4NnB1 w - - 0 1)
Schuller, EG
Tijdschrift van den Nederlandsch-Indischen Schaakbond, 1919
#2
12 + 12
| 6490 | yacpdb | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Rd4
- 2.Qxd4#
- 1...Re4
- 2.Rxe4#
- 1...Rcc5
- 2.Re4#
- 1...Rxc6
- 2.Re4#
- 2.Qd4#
- 1...Ba3
- 2.Rxc4#
- 1...Sd2
- 2.Bh2#
- 1...Sh2
- 2.Bxh2#
- 1...Sg3
- 2.fxg3#
- 1...exf2
- 2.Qxf2#
- 1...Rd4
- Tries
- 1.Sxb4?
- threat
- 2.Qxd6#
- 1...Rxb6
- 2.Sxd5#
- 1...Sxb4
- 2.Sg2#
- 1...Sxb6
- 2.Sg2#
- 1...Re4
- 2.Rxe4#
- 1...Rc6
- 2.Sxd5#
- 2.Re4#
- 2.Qd4#
- 1...Sf6
- 2.Sg2#
- 1...Sc7
- 2.Sg2#
- 1...Se7
- 2.Sg2#
- 1...fxe6!
- threat
- 1.Sd4?
- threat
- 2.Sg2#
- 2.Sxe2#
- 2.Re4#
- 1...Rxd4
- 2.Qxd4#
- 1...Sd2
- 2.Sg2#
- 2.Sxe2#
- 2.Bh2#
- 1...Sg3
- 2.Sg2#
- 2.fxg3#
- 1...Sf6
- 2.Sg2#
- 2.Sxe2#
- 1...f5
- 2.Sg2#
- 2.Sxe2#
- 1...fxe6!
- threat
- 1.Se5?
- threat
- 2.Sg2#
- 1...fxe6
- 2.Sg6#
- 1...dxe5!
- threat
- 1.Bh2+?
- 1...Sg3
- 2.Bxg3#
- 2.fxg3#
- 1...Sxh2!
- 1...Sg3
- 1.Rxe3?
- threat
- 2.Sg2#
- 2.Rf3#
- 1...Rxc6
- 2.Sg2#
- 2.Re4#
- 2.Qd4#
- 1...Sfxe3
- 2.Bh2#
- 1...Sd2
- 2.Sg2#
- 2.Bh2#
- 1...Sh2
- 2.Sg2#
- 2.Bxh2#
- 1...Sdxe3!
- threat
- 1.Qxe3+?
- 1...Sfxe3
- 2.Bh2#
- 1...Sdxe3!
- 1...Sfxe3
- 1.fxe3+?
- 1...Sfxe3
- 2.Bh2#
- 1...Sdxe3!
- 1...Sfxe3
- 1.Sxb4?
- Keys
- 1.Se7!
- 1...Rxb6
- 2.Sxd5#
- 1...Sxb6
- 2.Sg2#
- 1...Sxe7
- 2.Sg2#
- 1...exf2
- 2.Qxf2#
- 1...fxe6
- 2.Sg6#
- 1...Rd4
- 2.Qxd4#
- 1...Re4
- 2.Rxe4#
- 1...Rcc5
- 2.Re4#
- 2.Qxd6#
- 1...Rc6
- 2.Re4#
- 2.Qd4#
- 1...Rc7
- 2.Re4#
- 2.Qd4#
- 2.Qxd6#
- 1...Rc8
- 2.Re4#
- 2.Qd4#
- 2.Qxd6#
- 1...Rbc5
- 2.Qxd6#
- 1...Ba3
- 2.Rxc4#
- 1...Bc5
- 2.Sxd5#
- 1...Sd2
- 2.Bh2#
- 1...Sh2
- 2.Bxh2#
- 1...Sg3
- 2.fxg3#
- 1...Sf6
- 2.Sg2#
- 1...Sc7
- 2.Sg2#
- 1...f5
- 2.Sg6#
- 1...f6
- 2.Sg6#
- 1...Rxb6
- 1.Se7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 10
- REMOVED MATES = 1
- Sets
- R(f);N_GUARD::QAR2(I),XR(f)
- R(f);N_GUARD::R1(K),XR(f)
- R(f);N_GUARD,P_SPINB(e)::R1(K)
- B(e);OGATE,P_SPINR(f)::R(F),XR(f)
- S(a);N_GUARD::B(B)
- S(a);N_GUARD::B(B),XS(a)
- S(a);OGATE::P(D),XS(a)
- P(d);OGATE,XP(D)::QAR2(I),XP(d)
- Tries
- Try
- S(J);XB(e)
- Threat
- QAB(I),XP(k)
- Vars
- R(i);N_GUARD,XQ(I)::S(J),XS(j)
- S(j);XS(J)::S(A)
- S(j);XQ(I)::S(A)
- R(f);N_GUARD::R1(K),XR(f)
- S(j);::S(A)
- Refutation
- P(l);XR(K)
- Try
- S(J);
- Threat
- DUALS(3)
- Vars
- R(f);OGATE,XS(J)::QAR2(I),XR(f)
- Refutation
- P(l);XR(K)
- Try
- S(J);
- Threat
- S(A)
- Vars
- P(l);N_GUARD,XR(K)::S(J)
- Refutation
- P(k);XS(J)
- Try
- B(B);CHECK
- Refutation
- S(a);XB(B)
- Try
- R(K);XP(d)
- Threat
- DUALS(2)
- Vars
- S(a);N_GUARD,XR(K)::B(B)
- Refutation
- S(j);XR(K)
- Try
- Q(I);CHECK,XP(d)
- Vars
- S(a);XQ(I)::B(B)
- Refutation
- S(j);XQ(I)
- Try
- P(D);CHECK,XP(d)
- Vars
- S(a);XP(D)::B(B)
- Refutation
- S(j);XP(D)
- Try
- Actual
- S(J);
- Vars
- R(i);N_GUARD,XQ(I)::S(J),XS(j)
- S(j);XQ(I)::S(A)
- S(j);XS(J)::S(A)
- P(d);OGATE,XP(D)::QAR2(I),XP(d)
- P(l);N_GUARD,XR(K)::S(J)
- R(f);N_GUARD::QAR2(I),XR(f)
- R(f);N_GUARD::R1(K),XR(f)
- R(i);S_CUTB(e)::QAB(I),XP(k)
- B(e);OGATE,P_SPINR(f)::R(F),XR(f)
- B(e);P_SPINR(f),S_CUTR(i)::S(J),XS(j)
- S(a);N_GUARD::B(B)
- S(a);N_GUARD::B(B),XS(a)
- S(a);OGATE::P(D),XS(a)
- S(j);::S(A)
- P(l);N_GUARD::S(J)
Developed and maintained by Brian Stephenson.
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