MESON Chess Problem Database
Problem Display
PID: 266559 (Q7/2p5/1p2PBp1/6R1/2r2kP1/1r3p1K/1N3P2/1B6 w - - 0 1)
Styger, Christian
Schweizerische Schachzeitung, 2020
#2
9 + 7
SOLUTION
- SOUND
- Sets
- 1...Rd3
- 2.Sxd3#
- 1...Rbb4
- 2.Sd3#
- 1...Rb5
- 2.Sd3#
- 1...Rc1
- 2.Qe4#
- 1...Rc3
- 2.Qe4#
- 1...Re4
- 2.Qxe4#
- 1...Rc5
- 2.Qe4#
- 1...c5
- 2.Qb8#
- 1...c6
- 2.Qb8#
- 1...Rd3
- Tries
- 1.Kh4?
- threat
- 2.Be5#
- 1...Rb5
- 2.Sd3#
- 1...Re4
- 2.Qxe4#
- 1...Rc5
- 2.Qe4#
- 1...Re3!
- threat
- 1.Bxg6?
- threat
- 2.Rf5#
- 1...Rb5
- 2.Sd3#
- 1...Rc5
- 2.Qe4#
- 1...c6
- 2.Qb8#
- 1...Rc6!
- threat
- 1.Be7?
- threat
- 2.Qf8#
- 1...Rd3
- 2.Sxd3#
- 1...Rb5
- 2.Sd3#
- 1...Rc5
- 2.Qe4#
- 1...Rc2!
- threat
- 1.Rc5?
- threat
- 2.Bg5#
- 2.Rxc4#
- 1...Rxc5
- 2.Qe4#
- 1...Rbc3
- 2.Bg5#
- 1...Rd3
- 2.Sxd3#
- 2.Bg5#
- 1...Re3
- 2.Bg5#
- 1...Rbb4
- 2.Sd3#
- 2.Bg5#
- 1...Rc1
- 2.Bg5#
- 2.Qe4#
- 1...Rc2
- 2.Bg5#
- 1...Rcc3
- 2.Bg5#
- 2.Qe4#
- 1...Ra4
- 2.Bg5#
- 1...Rcb4
- 2.Bg5#
- 1...Rd4
- 2.Bg5#
- 1...Re4
- 2.Bg5#
- 2.Qxe4#
- 1...b5
- 2.Bg5#
- 1...g5
- 2.Be5#
- 2.Bxg5#
- 2.Rxc4#
- 2.Rf5#
- 1...bxc5!
- threat
- 1.Rd5?
- threat
- 2.Bg5#
- 1...Rc2
- 2.Rd4#
- 1...g5
- 2.Be5#
- 2.Bxg5#
- 2.Rf5#
- 1...Rd3!
- threat
- 1.Qd5?
- threat
- 2.Qxc4#
- 2.Qe5#
- 1...Rbc3
- 2.Qe5#
- 1...Rd3
- 2.Sxd3#
- 2.Qe5#
- 1...Rbb4
- 2.Sd3#
- 2.Qd2#
- 2.Qe5#
- 1...Rb5
- 2.Sd3#
- 2.Qxc4#
- 2.Qd2#
- 1...Rc1
- 2.Qe4#
- 2.Qd4#
- 2.Qe5#
- 1...Rc2
- 2.Qd4#
- 2.Qe5#
- 1...Rcc3
- 2.Qe4#
- 2.Qd4#
- 2.Qe5#
- 1...Ra4
- 2.Qe5#
- 1...Rcb4
- 2.Qe5#
- 1...Rd4
- 2.Qxd4#
- 2.Qe5#
- 1...Re4
- 2.Qxe4#
- 1...Rc5
- 2.Qe4#
- 2.Qd4#
- 1...Rc6
- 2.Qe4#
- 2.Qd4#
- 2.Qe5#
- 1...b5
- 2.Qe5#
- 1...Re3!
- threat
- 1.Kh4?
- Keys
- 1.Rb5!
- threat
- 2.Bg5#
- 1...Rxb5
- 2.Sd3#
- 1...Rc5
- 2.Qe4#
- 1...g5
- 2.Be5#
- 2.Bxg5#
- 2.Rf5#
- 1...c5
- 2.Qb8#
- threat
- 1.Rb5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 6
- Sets
- R(a);N_GUARD::S(B),XR(a)
- R(a);N_GUARD::S(B)
- R(c);N_GUARD::QAR1(I)
- R(c);N_GUARD::QAR1(I),XR(c)
- P(g);OGATEB::QAB(I)
- Tries
- Try
- K(D);P-FLIGHT
- Threat
- B(H)
- Vars
- R(a);N_GUARD::S(B)
- R(c);N_GUARD::QAR1(I),XR(c)
- R(c);N_GUARD::QAR1(I)
- Refutation
- R(a);
- Try
- B(A);XP(f)
- Threat
- R1(F)
- Vars
- R(a);N_GUARD::S(B)
- R(c);N_GUARD::QAR1(I)
- P(g);OGATEB::QAB(I)
- Refutation
- R(c);
- Try
- B(H);
- Threat
- QAR(I)
- Vars
- R(a);N_GUARD::S(B),XR(a)
- R(a);N_GUARD::S(B)
- R(c);N_GUARD::QAR1(I)
- Refutation
- R(c);
- Try
- R(F);
- Threat
- DUALS(2)
- Vars
- R(c);N_GUARD,XR(F)::QAR1(I)
- R(a);::B(H)
- R(c);::B(H)
- P(e);::B(H)
- Refutation
- P(e);XR(F)
- Try
- R(F);
- Threat
- B(H)
- Vars
- R(c);N_GUARD::R(F)
- Refutation
- R(a);
- Try
- Q(I);
- Threat
- DUALS(2)
- Vars
- R(a);::QAB1(I)
- R(c);::QAB1(I)
- R(c);N_GUARD::QAR1(I),XR(c)
- P(e);::QAB1(I)
- Refutation
- R(a);
- Try
- Actual
- R(F);
- Threat
- B(H)
- Vars
- R(a);N_GUARD,XR(F)::S(B)
- R(c);N_GUARD::QAR1(I)
- P(g);OGATEB::QAB(I)
Developed and maintained by Brian Stephenson.
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