MESON Chess Problem Database
Problem Display
PID: 68441 (8/2p2K2/2P5/5k2/2PPNP1R/5RP1/6P1/8 w - - 0 1)
Lewis, Robert Tony
Problem Observer, 2006
#2
10 + 2
SOLUTION
- SOUND
- Sets
- 1...Kxe4
- 2.f5#
- 1...Kxe4
- Tries
- 1.Ke7?
- 1...Kxe4
- 2.f5#
- 1...Kg6!
- 1...Kxe4
- 1.Kg7?
- 1...Kxe4
- 2.f5#
- 1...Ke6!
- 1...Kxe4
- 1.Ke8?
- 1...Kxe4
- 2.f5#
- 1...Ke6
- 2.f5#
- 1...Kg6!
- 1...Kxe4
- 1.Kg8?
- 1...Kxe4
- 2.f5#
- 1...Kg6
- 2.f5#
- 1...Ke6!
- 1...Kxe4
- 1.Rg4?
- 1...Kxe4
- 2.f5#
- 1...Kxg4!
- 1...Kxe4
- 1.Rh5+?
- 1...Kg4
- 2.Sf6#
- 2.Rg5#
- 1...Kxe4!
- 1...Kg4
- 1.Ke7?
- Keys
- 1.Kf8!
- 1...Kxe4
- 2.f5#
- 1...Ke6
- 2.f5#
- 1...Kg6
- 2.f5#
- 1...Kxe4
- 1.Kf8!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- K(a);OGATE,S_FLIGHT,XS(F)::R(H)+P(G)
- Tries
- Try
- K(J);P-FLIGHT
- Vars
- K(a);OGATE,S_FLIGHT,XS(F)::R(H)+P(G)
- Refutation
- K(a);S_FLIGHT
- Try
- K(J);P-FLIGHT
- Vars
- K(a);OGATE,S_FLIGHT,XS(F)::R(H)+P(G)
- Refutation
- K(a);S_FLIGHT
- Try
- K(J);S_FLIGHT
- Vars
- K(a);OGATE,S_FLIGHT,XS(F)::R(H)+P(G)
- K(a);OGATE,S_FLIGHT::P(G)
- Refutation
- K(a);S_FLIGHT
- Try
- K(J);S_FLIGHT
- Vars
- K(a);OGATE,S_FLIGHT,XS(F)::R(H)+P(G)
- K(a);OGATE,S_FLIGHT::P(G)
- Refutation
- K(a);S_FLIGHT
- Try
- R(H);
- Vars
- K(a);OGATE,S_FLIGHT,XS(F)::R(H)+P(G)
- Refutation
- K(a);S_FLIGHT,XR(H)
- Try
- R(H);CHECK
- Refutation
- K(a);S_FLIGHT,XS(F)
- Try
- Actual
- K(J);P-FLIGHT
- Vars
- K(a);OGATE,S_FLIGHT,XS(F)::R(H)+P(G)
- K(a);OGATE,S_FLIGHT::P(G)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).