MESON Chess Problem Database
Problem Display
PID: 175436 (1R3b2/2p5/2kp2K1/3N4/rpb2P1p/1N1p3B/1n1P4/2Q5 w - - 0 1)
Riera y Rique, Pedro
Ruy Lopez, 1899
#2
8 + 10
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Kxd5
- 2.Qh1#
- 1...Ra1
- 2.Sxb4#
- 1...Ra2
- 2.Sxb4#
- 1...Ra3
- 2.Sxb4#
- 1...Ra5
- 2.Sxb4#
- 1...Ra6
- 2.Sxb4#
- 1...Ra7
- 2.Sxb4#
- 1...Ra8
- 2.Sxb4#
- 1...Bh6
- 2.Se7#
- 1...Be7
- 2.Sxe7#
- 1...Bg7
- 2.Se7#
- 1...Sd1
- 2.Qxc4#
- 1...Kxd5
- Tries
- 1.Kh5?
- 1...Kxd5
- 2.Qh1#
- 1...Ra1
- 2.Sxb4#
- 1...Ra2
- 2.Sxb4#
- 1...Ra3
- 2.Sxb4#
- 1...Ra6
- 2.Sxb4#
- 1...Ra7
- 2.Sxb4#
- 1...Ra8
- 2.Sxb4#
- 1...Bh6
- 2.Se7#
- 1...Be7
- 2.Sxe7#
- 1...Bg7
- 2.Se7#
- 1...Sd1
- 2.Qxc4#
- 1...Ra5!
- 1...Kxd5
- 1.Kf6?
- 1...Be7+
- 2.Sxe7#
- 1...Kxd5
- 2.Bg2#
- 2.Qh1#
- 1...Ra5
- 2.Sxb4#
- 1...Ra1
- 2.Sxb4#
- 1...Ra2
- 2.Sxb4#
- 1...Ra3
- 2.Sxb4#
- 1...Ra6
- 2.Sxb4#
- 1...Ra7
- 2.Sxb4#
- 1...Ra8
- 2.Sxb4#
- 1...Bh6
- 2.Se7#
- 1...Sd1
- 2.Qxc4#
- 1...Bg7+!
- 1...Be7+
- 1.Bg4?
- 1...Kxd5
- 2.Qh1#
- 1...Ra5
- 2.Sxb4#
- 1...Ra1
- 2.Sxb4#
- 1...Ra2
- 2.Sxb4#
- 1...Ra3
- 2.Sxb4#
- 1...Ra6
- 2.Sxb4#
- 1...Ra7
- 2.Sxb4#
- 1...Ra8
- 2.Sxb4#
- 1...Bh6
- 2.Se7#
- 1...Be7
- 2.Sxe7#
- 1...Bg7
- 2.Se7#
- 1...Sd1
- 2.Qxc4#
- 1...h3!
- 1...Kxd5
- 1.Bf5?
- 1...Kxd5
- 2.Qh1#
- 1...Ra5
- 2.Sxb4#
- 1...Ra1
- 2.Sxb4#
- 1...Ra2
- 2.Sxb4#
- 1...Ra3
- 2.Sxb4#
- 1...Ra6
- 2.Sxb4#
- 1...Ra7
- 2.Sxb4#
- 1...Ra8
- 2.Sxb4#
- 1...Bh6
- 2.Se7#
- 1...Be7
- 2.Sxe7#
- 1...Bg7
- 2.Se7#
- 1...Sd1
- 2.Qxc4#
- 1...h3!
- 1...Kxd5
- 1.Be6?
- 1...Ra5
- 2.Sxb4#
- 1...Ra1
- 2.Sxb4#
- 1...Ra2
- 2.Sxb4#
- 1...Ra3
- 2.Sxb4#
- 1...Ra6
- 2.Sxb4#
- 1...Ra7
- 2.Sxb4#
- 1...Ra8
- 2.Sxb4#
- 1...Bh6
- 2.Se7#
- 1...Be7
- 2.Sxe7#
- 1...Bg7
- 2.Se7#
- 1...Sd1
- 2.Qxc4#
- 1...h3!
- 1...Ra5
- 1.Bd7+?
- 1...Kxd5
- 2.Qh1#
- 1...Kxd7!
- 1...Kxd5
- 1.Bc8?
- 1...Kxd5
- 2.Qh1#
- 1...Ra5
- 2.Sxb4#
- 1...Ra1
- 2.Sxb4#
- 1...Ra2
- 2.Sxb4#
- 1...Ra3
- 2.Sxb4#
- 1...Ra6
- 2.Sxb4#
- 1...Ra7
- 2.Sxb4#
- 1...Ra8
- 2.Sxb4#
- 1...Bh6
- 2.Se7#
- 1...Be7
- 2.Sxe7#
- 1...Bg7
- 2.Se7#
- 1...Sd1
- 2.Qxc4#
- 1...h3!
- 1...Kxd5
- 1.Rb6+?
- 1...Kxd5
- 2.Qh1#
- 1...cxb6!
- 1...Kxd5
- 1.Kh5?
- Keys
- 1.Kh7!
- 1...Kxd5
- 2.Qh1#
- 1...Ra5
- 2.Sxb4#
- 1...Ra1
- 2.Sxb4#
- 1...Ra2
- 2.Sxb4#
- 1...Ra3
- 2.Sxb4#
- 1...Ra6
- 2.Sxb4#
- 1...Ra7
- 2.Sxb4#
- 1...Ra8
- 2.Sxb4#
- 1...Bh6
- 2.Se7#
- 1...Be7
- 2.Sxe7#
- 1...Bg7
- 2.Se7#
- 1...Sd1
- 2.Qxc4#
- 1...Kxd5
- 1.Kh7!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- K(g);N_SPINB(e),OGATEB,S_FLIGHT,XS(F)::QAB(A)
- R(c);N_GUARD::S(F),XP(d)
- B(j);N_GUARD::S(F)
- B(j);N_GUARD::S(F),XB(j)
- S(a);N_GUARD::QAR2(A),XB(e)
- Tries
- Try
- K(G);S_FLIGHT
- Vars
- K(g);N_SPINB(e),OGATEB,S_FLIGHT,XS(F)::QAB(A)
- R(c);N_GUARD::S(F),XP(d)
- B(j);N_GUARD::S(F)
- B(j);N_GUARD::S(F),XB(j)
- S(a);N_GUARD::QAR2(A),XB(e)
- Refutation
- R(c);P_PINS(F)
- Try
- K(G);P-FLIGHT
- Vars
- B(j);CHECK,N_GUARD::S(F),XB(j)
- R(c);N_GUARD::S(F),XP(d)
- B(j);N_GUARD::S(F)
- S(a);N_GUARD::QAR2(A),XB(e)
- Refutation
- B(j);CHECK
- Try
- B(D);
- Vars
- K(g);N_SPINB(e),OGATEB,S_FLIGHT,XS(F)::QAB(A)
- R(c);N_GUARD::S(F),XP(d)
- B(j);N_GUARD::S(F)
- B(j);N_GUARD::S(F),XB(j)
- S(a);N_GUARD::QAR2(A),XB(e)
- Refutation
- P(f);
- Try
- B(D);
- Vars
- K(g);N_SPINB(e),OGATEB,S_FLIGHT,XS(F)::QAB(A)
- R(c);N_GUARD::S(F),XP(d)
- B(j);N_GUARD::S(F)
- B(j);N_GUARD::S(F),XB(j)
- S(a);N_GUARD::QAR2(A),XB(e)
- Refutation
- P(f);
- Try
- B(D);
- Vars
- R(c);N_GUARD::S(F),XP(d)
- B(j);N_GUARD::S(F)
- B(j);N_GUARD::S(F),XB(j)
- S(a);N_GUARD::QAR2(A),XB(e)
- Refutation
- P(f);
- Try
- B(D);CHECK
- Vars
- K(g);N_SPINB(e),S_FLIGHT,XS(F)::QAB(A)
- Refutation
- K(g);N_SPINB(e),S_FLIGHT,XB(D)
- Try
- B(D);
- Vars
- K(g);N_SPINB(e),OGATEB,S_FLIGHT,XS(F)::QAB(A)
- R(c);N_GUARD::S(F),XP(d)
- B(j);N_GUARD::S(F)
- B(j);N_GUARD::S(F),XB(j)
- S(a);N_GUARD::QAR2(A),XB(e)
- Refutation
- P(f);
- Try
- R(H);CHECK
- Vars
- K(g);N_SPINB(e),S_FLIGHT,XS(F)::QAB(A)
- Refutation
- P(i);XR(H)
- Try
- Actual
- K(G);S_FLIGHT
- Vars
- K(g);N_SPINB(e),OGATEB,S_FLIGHT,XS(F)::QAB(A)
- R(c);N_GUARD::S(F),XP(d)
- B(j);N_GUARD::S(F)
- B(j);N_GUARD::S(F),XB(j)
- S(a);N_GUARD::QAR2(A),XB(e)
Developed and maintained by Brian Stephenson.
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