MESON Chess Problem Database
Problem Display
PID: 179936 (8/1rP1R3/N1p5/2Pk3r/2Nn2Rp/1b1Bpp1K/2n1p2B/1Q6 w - - 0 1)
Gross, Erwin
Die Schwalbe, 1967
#2
10 + 11
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Re5
- 2.Rxe5#
- 1...Rh6
- 2.Re5#
- 1...Rh7
- 2.Re5#
- 1...Rh8
- 2.Re5#
- 1...Rb6
- 2.Sxb6#
- 1...Ra7
- 2.Sb6#
- 1...Rxc7
- 2.Sb6#
- 1...Bxc4
- 2.Be4#
- 1...Sa1
- 2.Sxe3#
- 1...Se1
- 2.Sxe3#
- 1...Sa3
- 2.Sxe3#
- 1...Sb4
- 2.Sxe3#
- 1...Sf5
- 2.Re5#
- 1...Se6
- 2.Rd7#
- 1...Re5
- Tries
- 1.Sb2?
- threat
- 2.Be4#
- 1...Re5
- 2.Rxe5#
- 1...Sf5
- 2.Re5#
- 1...Se6
- 2.Rd7#
- 1...Sb5!
- threat
- 1.Sd2?
- threat
- 2.Be4#
- 1...Re5
- 2.Rxe5#
- 1...Sb5
- 2.Qxb3#
- 1...Sf5
- 2.Re5#
- 1...Se6
- 2.Rd7#
- 1...exd2!
- threat
- 1.Sa3?
- threat
- 2.Be4#
- 1...Re5
- 2.Rxe5#
- 1...Sb5
- 2.Qxb3#
- 1...Sf5
- 2.Re5#
- 1...Se6
- 2.Rd7#
- 1...Sxa3!
- threat
- 1.Se5?
- threat
- 2.Be4#
- 1...Rxe5
- 2.Rxe5#
- 1...Sb5
- 2.Qxb3#
- 1...Se6
- 2.Rd7#
- 1...Sf5!
- threat
- 1.Sd6?
- threat
- 2.Be4#
- 1...Re5
- 2.Rxe5#
- 1...Sb5
- 2.Qxb3#
- 1...Sf5
- 2.Re5#
- 1...Se6!
- threat
- 1.Rxd4+?
- 1...Sxd4
- 2.Sxe3#
- 1...Kxd4!
- 1...Sxd4
- 1.Rge4?
- threat
- 2.Rd7#
- 1...Rxc7
- 2.Sb6#
- 1...Re5
- 2.R4xe5#
- 2.R7xe5#
- 1...Rh6
- 2.R4e5#
- 2.R7e5#
- 1...Rh7
- 2.R4e5#
- 2.R7e5#
- 1...Sf5
- 2.R7e5#
- 1...Sb5!
- threat
- 1.Qxc2?
- threat
- 2.Sxe3#
- 2.Be4#
- 1...Bxc2
- 2.Sxe3#
- 1...Bxc4
- 2.Bxc4#
- 2.Be4#
- 2.Qxc4#
- 1...e1Q
- 2.Be4#
- 1...e1R
- 2.Be4#
- 1...Re5
- 2.Rxe5#
- 1...Sb5
- 2.Sxe3#
- 1...Sf5
- 2.Re5#
- 1...Se6
- 2.Sxe3#
- 2.Rd7#
- 1...Sxc2!
- threat
- 1.Sb2?
- Keys
- 1.Sa5!
- threat
- 2.Be4#
- 1...Re5
- 2.Rxe5#
- 1...Sb5
- 2.Qxb3#
- 1...Sf5
- 2.Re5#
- 1...Se6
- 2.Rd7#
- threat
- 1.Sa5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 11
- Sets
- R(i);N_GUARD::R1(J),XR(i)
- R(i);N_GUARD::R1(J)
- R(k);N_GUARD::S(E),XR(k)
- R(k);N_GUARD::S(E)
- R(k);N_GUARD,XP(I)::S(E)
- B(c);SBLOCK,XS(E)::B(C)
- S(a);N_GUARD::S(E),XP(d)
- S(f);S_CUTR(i)::R1(J)
- S(f);SBLOCK::R(J)
- Tries
- Try
- S(E);
- Threat
- B(C)
- Vars
- R(i);N_GUARD::R1(J),XR(i)
- S(f);S_CUTR(i)::R1(J)
- S(f);SBLOCK::R(J)
- Refutation
- S(f);
- Try
- S(E);
- Threat
- B(C)
- Vars
- R(i);N_GUARD::R1(J),XR(i)
- S(f);N_GUARD,S_CUTR(k)::QAB(A),XB(c)
- S(f);S_CUTR(i)::R1(J)
- S(f);SBLOCK::R(J)
- Refutation
- P(d);XS(E)
- Try
- S(E);
- Threat
- B(C)
- Vars
- R(i);N_GUARD::R1(J),XR(i)
- S(f);N_GUARD,S_CUTR(k)::QAB(A),XB(c)
- S(f);S_CUTR(i)::R1(J)
- S(f);SBLOCK::R(J)
- Refutation
- S(a);XS(E)
- Try
- S(E);
- Threat
- B(C)
- Vars
- R(i);OGATE,XS(E)::R1(J),XR(i)
- S(f);N_GUARD,S_CUTR(k)::QAB(A),XB(c)
- S(f);SBLOCK::R(J)
- Refutation
- S(f);
- Try
- S(E);
- Threat
- B(C)
- Vars
- R(i);N_GUARD::R1(J),XR(i)
- S(f);N_GUARD,S_CUTR(k)::QAB(A),XB(c)
- S(f);S_CUTR(i)::R1(J)
- Refutation
- S(f);
- Try
- R(F);CHECK,XS(f)
- Vars
- S(a);SBLOCK,XR(F)::S(E),XP(d)
- Refutation
- K(h);P-FLIGHT,XR(F)
- Try
- R(F);
- Threat
- R(J)
- Vars
- R(k);N_GUARD,XP(I)::S(E)
- S(f);S_CUTR(i)::R1(J)
- Refutation
- S(f);
- Try
- Q(A);XS(a)
- Threat
- DUALS(2)
- Vars
- B(c);XQ(A)::S(E),XP(d)
- P(b);::B(C)
- R(i);N_GUARD::R1(J),XR(i)
- S(f);::S(E),XP(d)
- S(f);S_CUTR(i)::R1(J)
- Refutation
- S(f);XQ(A)
- Try
- Actual
- S(E);
- Threat
- B(C)
- Vars
- R(i);N_GUARD::R1(J),XR(i)
- S(f);N_GUARD,S_CUTR(k)::QAB(A),XB(c)
- S(f);S_CUTR(i)::R1(J)
- S(f);SBLOCK::R(J)
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