MESON Chess Problem Database
Problem Display
PID: 50735 (1r6/1pB5/pPPN4/k7/1p6/np6/1N2B3/R3K3 w Q - 0 1)
Dawson, Thomas Rayner
Westminster Gazette, 1915
#2
8 + 7
| 273 | Mat Plus | 1995 |
SOLUTION
- SOUND
- Sets
- 1...Ra8
- 2.Sxb7#
- 1...Rc8
- 2.Sxb7#
- 1...Rd8
- 2.Sxb7#
- 1...Re8
- 2.Sxb7#
- 1...Rf8
- 2.Sxb7#
- 1...Rg8
- 2.Sxb7#
- 1...Rh8
- 2.Sxb7#
- 1...bxc6
- 2.b7#
- 1...Ra8
- Tries
- 1.Kd1?
- 1...bxc6
- 2.b7#
- 1...Ra8
- 2.Sxb7#
- 1...Rc8
- 2.Sxb7#
- 1...Re8
- 2.Sxb7#
- 1...Rf8
- 2.Sxb7#
- 1...Rg8
- 2.Sxb7#
- 1...Rh8
- 2.Sxb7#
- 1...Rd8!
- 1...bxc6
- 1.Kf1?
- 1...bxc6
- 2.b7#
- 1...Ra8
- 2.Sxb7#
- 1...Rc8
- 2.Sxb7#
- 1...Rd8
- 2.Sxb7#
- 1...Re8
- 2.Sxb7#
- 1...Rg8
- 2.Sxb7#
- 1...Rh8
- 2.Sxb7#
- 1...Rf8+!
- 1...bxc6
- 1.Kd2?
- 1...bxc6
- 2.b7#
- 1...Ra8
- 2.Sxb7#
- 1...Rc8
- 2.Sxb7#
- 1...Re8
- 2.Sxb7#
- 1...Rf8
- 2.Sxb7#
- 1...Rg8
- 2.Sxb7#
- 1...Rh8
- 2.Sxb7#
- 1...Rd8!
- 1...bxc6
- 1.Kf2?
- 1...bxc6
- 2.b7#
- 1...Rd8
- 2.Sxb7#
- 1...Ra8
- 2.Sxb7#
- 1...Rc8
- 2.Sxb7#
- 1...Re8
- 2.Sxb7#
- 1...Rg8
- 2.Sxb7#
- 1...Rh8
- 2.Sxb7#
- 1...Rf8+!
- 1...bxc6
- 1.Bf1?
- 1...bxc6
- 2.b7#
- 1...Rd8
- 2.Sxb7#
- 1...Ra8
- 2.Sxb7#
- 1...Rc8
- 2.Sxb7#
- 1...Rf8
- 2.Sxb7#
- 1...Rg8
- 2.Sxb7#
- 1...Rh8
- 2.Sxb7#
- 1...Re8+!
- 1...bxc6
- 1.Bd3?
- 1...bxc6
- 2.b7#
- 1...Rd8
- 2.Sxb7#
- 1...Ra8
- 2.Sxb7#
- 1...Rc8
- 2.Sxb7#
- 1...Rf8
- 2.Sxb7#
- 1...Rg8
- 2.Sxb7#
- 1...Rh8
- 2.Sxb7#
- 1...Re8+!
- 1...bxc6
- 1.Bc4?
- 1...bxc6
- 2.b7#
- 1...Rd8
- 2.Sxb7#
- 1...Ra8
- 2.Sxb7#
- 1...Rc8
- 2.Sxb7#
- 1...Rf8
- 2.Sxb7#
- 1...Rg8
- 2.Sxb7#
- 1...Rh8
- 2.Sxb7#
- 1...Re8+!
- 1...bxc6
- 1.Rd1?
- 1...bxc6
- 2.b7#
- 1...Rd8
- 2.Sxb7#
- 1...Ra8
- 2.Sxb7#
- 1...Rc8
- 2.Sxb7#
- 1...Re8
- 2.Sxb7#
- 1...Rf8
- 2.Sxb7#
- 1...Rg8
- 2.Sxb7#
- 1...Rh8
- 2.Sxb7#
- 1...Sb1
- 2.Rd5#
- 1...Sc4
- 2.Rd5#
- 1...Sb5
- 2.Sdc4#
- 1...Sc2+!
- 1...bxc6
- 1.Ra2?
- 1...bxc6
- 2.b7#
- 1...Rd8
- 2.Sxb7#
- 1...Ra8
- 2.Sxb7#
- 1...Rc8
- 2.Sxb7#
- 1...Re8
- 2.Sxb7#
- 1...Rf8
- 2.Sxb7#
- 1...Rg8
- 2.Sxb7#
- 1...Rh8
- 2.Sxb7#
- 1...bxa2!
- 1...bxc6
- 1.Kd1?
- Keys
- 1.0-0-0!
- 1...bxc6
- 2.b7#
- 1...Rd8
- 2.Sxb7#
- 1...Ra8
- 2.Sxb7#
- 1...Rc8
- 2.Sxb7#
- 1...Re8
- 2.Sxb7#
- 1...Rf8
- 2.Sxb7#
- 1...Rg8
- 2.Sxb7#
- 1...Rh8
- 2.Sxb7#
- 1...Sb1
- 2.Rd5#
- 1...Sc2
- 2.Rd5#
- 1...Sc4
- 2.Rd5#
- 1...Sb5
- 2.Sdc4#
- 1...bxc6
- 1.0-0-0!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 0
- Sets
- R(g);N_GUARD::S(G),XP(f)
- R(g);N_GUARD,P_PINB(D)::S(G),XP(f)
- P(f);OGATE,XP(F)::B(H)+P(E)
- Tries
- Try
- K(B);P-FLIGHT
- Vars
- P(f);OGATE,XP(F)::B(H)+P(E)
- R(g);N_GUARD::S(G),XP(f)
- Refutation
- R(g);P_PINS(G)
- Try
- K(B);P-FLIGHT
- Vars
- P(f);OGATE,XP(F)::B(H)+P(E)
- R(g);N_GUARD::S(G),XP(f)
- Refutation
- R(g);CHECK
- Try
- K(B);S_FLIGHT
- Vars
- P(f);OGATE,XP(F)::B(H)+P(E)
- R(g);N_GUARD::S(G),XP(f)
- Refutation
- R(g);P_PINS(G)
- Try
- K(B);S_FLIGHT
- Vars
- P(f);OGATE,XP(F)::B(H)+P(E)
- R(g);N_GUARD::S(G),XP(f)
- Refutation
- R(g);CHECK
- Try
- B(D);
- Vars
- P(f);OGATE,XP(F)::B(H)+P(E)
- R(g);N_GUARD::S(G),XP(f)
- Refutation
- R(g);CHECK
- Try
- B(D);
- Vars
- P(f);OGATE,XP(F)::B(H)+P(E)
- R(g);N_GUARD::S(G),XP(f)
- Refutation
- R(g);CHECK
- Try
- B(D);
- Vars
- P(f);OGATE,XP(F)::B(H)+P(E)
- R(g);N_GUARD::S(G),XP(f)
- Refutation
- R(g);CHECK
- Try
- R(A);N_PINS(a)
- Vars
- P(f);OGATE,XP(F)::B(H)+P(E)
- R(g);N_GUARD::S(G),XP(f)
- R(g);N_GUARD,P_PINB(D)::S(G),XP(f)
- S(a);N_GUARD::R(A)
- S(a);N_GUARD,SBLOCK::S(G)
- Refutation
- S(a);CHECK
- Try
- R(A);
- Vars
- P(f);OGATE,XP(F)::B(H)+P(E)
- R(g);N_GUARD::S(G),XP(f)
- R(g);N_GUARD,P_PINB(D)::S(G),XP(f)
- Refutation
- P(b);N_SPINS(a),XR(A)
- Try
- Actual
- K(B);0-0-0,N_PINS(a)
- Vars
- P(f);OGATE,XP(F)::B(H)+P(E)
- R(g);N_GUARD::S(G),XP(f)
- S(a);N_GUARD::R(A)
- S(a);N_GUARD,SBLOCK::S(G)
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