MESON Chess Problem Database
Problem Display
PID: 261554 (KB6/6N1/3Pr3/3N4/5Pkp/7p/p1R2R1P/Qb6 w - - 0 1)
Johner, Hans
Neue Zurcher Zeitung, 1956
#2
10 + 6
| 6490 | yacpdb | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Re1
- 2.Sf6#
- 1...Re2
- 2.Sf6#
- 1...Re3
- 2.Sxe3#
- 2.Sf6#
- 1...Re4
- 2.Sf6#
- 1...Re5
- 2.Sf6#
- 1...Rxd6
- 2.Se3#
- 1...Rf6
- 2.Se3#
- 2.Sxf6#
- 1...Rg6
- 2.Se3#
- 1...Rh6
- 2.Se3#
- 1...Re7
- 2.Sf6#
- 1...Re8
- 2.Sf6#
- 1...Bxc2
- 2.Qg1#
- 1...Re1
- Tries
- 1.Ka7?
- 1...Rxd6
- 2.Se3#
- 1...Bxc2
- 2.Qg1#
- 1...Re1
- 2.Sf6#
- 1...Re2
- 2.Sf6#
- 1...Re3
- 2.Sxe3#
- 2.Sf6#
- 1...Re4
- 2.Sf6#
- 1...Re5
- 2.Sf6#
- 1...Rf6
- 2.Se3#
- 2.Sxf6#
- 1...Rg6
- 2.Se3#
- 1...Rh6
- 2.Se3#
- 1...Re8
- 2.Sf6#
- 1...Re7+!
- 1...Rxd6
- 1.Kb7?
- 1...Rxd6
- 2.Se3#
- 1...Bxc2
- 2.Qg1#
- 1...Re1
- 2.Sf6#
- 1...Re2
- 2.Sf6#
- 1...Re3
- 2.Sxe3#
- 2.Sf6#
- 1...Re4
- 2.Sf6#
- 1...Re5
- 2.Sf6#
- 1...Rf6
- 2.Se3#
- 2.Sxf6#
- 1...Rg6
- 2.Se3#
- 1...Rh6
- 2.Se3#
- 1...Re8
- 2.Sf6#
- 1...Re7+!
- 1...Rxd6
- 1.Ba7?
- 1...Rxd6
- 2.Se3#
- 1...Bxc2
- 2.Qg1#
- 1...Re1
- 2.Sf6#
- 1...Re2
- 2.Sf6#
- 1...Re3
- 2.Sxe3#
- 2.Sf6#
- 1...Re4
- 2.Sf6#
- 1...Re5
- 2.Sf6#
- 1...Rf6
- 2.Se3#
- 2.Sxf6#
- 1...Rg6
- 2.Se3#
- 1...Rh6
- 2.Se3#
- 1...Re7
- 2.Sf6#
- 1...Re8+!
- 1...Rxd6
- 1.Bc7?
- 1...Rxd6
- 2.Se3#
- 1...Bxc2
- 2.Qg1#
- 1...Re1
- 2.Sf6#
- 1...Re2
- 2.Sf6#
- 1...Re3
- 2.Sxe3#
- 2.Sf6#
- 1...Re4
- 2.Sf6#
- 1...Re5
- 2.Sf6#
- 1...Rf6
- 2.Se3#
- 2.Sxf6#
- 1...Rg6
- 2.Se3#
- 1...Rh6
- 2.Se3#
- 1...Re7
- 2.Sf6#
- 1...Re8+!
- 1...Rxd6
- 1.Rc1?
- threat
- 2.Rg1#
- 1...Re1
- 2.Sf6#
- 1...Re3
- 2.Sxe3#
- 2.Sf6#
- 1...Be4!
- threat
- 1.Rxa2?
- 1...Rxd6
- 2.Se3#
- 1...Bxa2
- 2.Qg1#
- 1...Re1
- 2.Sf6#
- 1...Re2
- 2.Sf6#
- 1...Re3
- 2.Sxe3#
- 2.Sf6#
- 1...Re4
- 2.Sf6#
- 1...Re5
- 2.Sf6#
- 1...Rf6
- 2.Se3#
- 2.Sxf6#
- 1...Rg6
- 2.Se3#
- 1...Rh6
- 2.Se3#
- 1...Re7
- 2.Sf6#
- 1...Re8
- 2.Sf6#
- 1...Bc2
- 2.Qg1#
- 1...Bd3
- 2.Qg1#
- 1...Bf5
- 2.Qg1#
- 1...Bg6
- 2.Qg1#
- 1...Bh7
- 2.Qg1#
- 1...Be4!
- 1...Rxd6
- 1.Rb2?
- 1...Rxd6
- 2.Se3#
- 1...Re1
- 2.Sf6#
- 1...Re2
- 2.Sf6#
- 1...Re3
- 2.Sxe3#
- 2.Sf6#
- 1...Re4
- 2.Sf6#
- 1...Re5
- 2.Sf6#
- 1...Rf6
- 2.Se3#
- 2.Sxf6#
- 1...Rg6
- 2.Se3#
- 1...Rh6
- 2.Se3#
- 1...Re7
- 2.Sf6#
- 1...Re8
- 2.Sf6#
- 1...Bc2
- 2.Qg1#
- 1...Bd3
- 2.Qg1#
- 1...Bf5
- 2.Qg1#
- 1...Bg6
- 2.Qg1#
- 1...Bh7
- 2.Qg1#
- 1...Be4!
- 1...Rxd6
- 1.Rcd2?
- 1...Rxd6
- 2.Se3#
- 1...Re1
- 2.Sf6#
- 1...Re2
- 2.Sf6#
- 1...Re3
- 2.Sxe3#
- 2.Sf6#
- 1...Re4
- 2.Sf6#
- 1...Re5
- 2.Sf6#
- 1...Rf6
- 2.Se3#
- 2.Sxf6#
- 1...Rg6
- 2.Se3#
- 1...Rh6
- 2.Se3#
- 1...Re7
- 2.Sf6#
- 1...Re8
- 2.Sf6#
- 1...Bc2
- 2.Qg1#
- 1...Bd3
- 2.Qg1#
- 1...Bf5
- 2.Qg1#
- 1...Bg6
- 2.Qg1#
- 1...Bh7
- 2.Qg1#
- 1...Be4!
- 1...Rxd6
- 1.Rce2?
- 1...Rxe2
- 2.Sf6#
- 1...Rxd6
- 2.Se3#
- 1...Re3
- 2.Sxe3#
- 2.Sf6#
- 1...Re4
- 2.Sf6#
- 1...Re5
- 2.Sf6#
- 1...Rf6
- 2.Se3#
- 2.Sxf6#
- 1...Rg6
- 2.Se3#
- 1...Rh6
- 2.Se3#
- 1...Re7
- 2.Sf6#
- 1...Re8
- 2.Sf6#
- 1...Bc2
- 2.Qg1#
- 1...Bd3
- 2.Qg1#
- 1...Bf5
- 2.Qg1#
- 1...Bg6
- 2.Qg1#
- 1...Bh7
- 2.Qg1#
- 1...Be4!
- 1...Rxe2
- 1.Rc3?
- 1...Rxd6
- 2.Se3#
- 1...Re1
- 2.Sf6#
- 1...Re2
- 2.Sf6#
- 1...Re3
- 2.Sxe3#
- 2.Sf6#
- 1...Re4
- 2.Sf6#
- 1...Re5
- 2.Sf6#
- 1...Rf6
- 2.Se3#
- 2.Sxf6#
- 1...Rg6
- 2.Se3#
- 1...Rh6
- 2.Se3#
- 1...Re7
- 2.Sf6#
- 1...Re8
- 2.Sf6#
- 1...Bc2
- 2.Qg1#
- 1...Bd3
- 2.Qg1#
- 1...Bf5
- 2.Qg1#
- 1...Bg6
- 2.Qg1#
- 1...Bh7
- 2.Qg1#
- 1...Be4!
- 1...Rxd6
- 1.Rc4?
- 1...Rxd6
- 2.Se3#
- 1...Re1
- 2.Sf6#
- 1...Re2
- 2.Sf6#
- 1...Re3
- 2.Sxe3#
- 2.Sf6#
- 1...Re4
- 2.Sf6#
- 1...Re5
- 2.Sf6#
- 1...Rf6
- 2.Se3#
- 2.Sxf6#
- 1...Rg6
- 2.Se3#
- 1...Rh6
- 2.Se3#
- 1...Re7
- 2.Sf6#
- 1...Re8
- 2.Sf6#
- 1...Bc2
- 2.Qg1#
- 1...Bd3
- 2.Qg1#
- 1...Bf5
- 2.Qg1#
- 1...Bg6
- 2.Qg1#
- 1...Bh7
- 2.Qg1#
- 1...Be4!
- 1...Rxd6
- 1.Rc5?
- 1...Rxd6
- 2.Se3#
- 1...Re1
- 2.Sf6#
- 1...Re2
- 2.Sf6#
- 1...Re3
- 2.Sxe3#
- 2.Sf6#
- 1...Re4
- 2.Sf6#
- 1...Re5
- 2.Sf6#
- 1...Rf6
- 2.Se3#
- 2.Sxf6#
- 1...Rg6
- 2.Se3#
- 1...Rh6
- 2.Se3#
- 1...Re7
- 2.Sf6#
- 1...Re8
- 2.Sf6#
- 1...Bc2
- 2.Qg1#
- 1...Bd3
- 2.Qg1#
- 1...Bf5
- 2.Qg1#
- 1...Bg6
- 2.Qg1#
- 1...Bh7
- 2.Qg1#
- 1...Be4!
- 1...Rxd6
- 1.Rc7?
- 1...Rxd6
- 2.Se3#
- 1...Re1
- 2.Sf6#
- 1...Re2
- 2.Sf6#
- 1...Re3
- 2.Sxe3#
- 2.Sf6#
- 1...Re4
- 2.Sf6#
- 1...Re5
- 2.Sf6#
- 1...Rf6
- 2.Se3#
- 2.Sxf6#
- 1...Rg6
- 2.Se3#
- 1...Rh6
- 2.Se3#
- 1...Re7
- 2.Sf6#
- 1...Re8
- 2.Sf6#
- 1...Bc2
- 2.Qg1#
- 1...Bd3
- 2.Qg1#
- 1...Bf5
- 2.Qg1#
- 1...Bg6
- 2.Qg1#
- 1...Bh7
- 2.Qg1#
- 1...Be4!
- 1...Rxd6
- 1.Rc8?
- 1...Rxd6
- 2.Se3#
- 1...Re1
- 2.Sf6#
- 1...Re2
- 2.Sf6#
- 1...Re3
- 2.Sxe3#
- 2.Sf6#
- 1...Re4
- 2.Sf6#
- 1...Re5
- 2.Sf6#
- 1...Rf6
- 2.Se3#
- 2.Sxf6#
- 1...Rg6
- 2.Se3#
- 1...Rh6
- 2.Se3#
- 1...Re7
- 2.Sf6#
- 1...Re8
- 2.Sf6#
- 1...Bc2
- 2.Qg1#
- 1...Bd3
- 2.Qg1#
- 1...Bf5
- 2.Qg1#
- 1...Bg6
- 2.Qg1#
- 1...Bh7
- 2.Qg1#
- 1...Be4!
- 1...Rxd6
- 1.Rf1?
- 1...Rxd6
- 2.Se3#
- 1...Re1
- 2.Sf6#
- 1...Re2
- 2.Sf6#
- 1...Re3
- 2.Sxe3#
- 2.Sf6#
- 1...Re4
- 2.Sf6#
- 1...Re5
- 2.Sf6#
- 1...Rf6
- 2.Se3#
- 2.Sxf6#
- 1...Rg6
- 2.Se3#
- 1...Rh6
- 2.Se3#
- 1...Re7
- 2.Sf6#
- 1...Re8
- 2.Sf6#
- 1...Bxc2!
- 1...Rxd6
- 1.d7?
- 1...Bxc2
- 2.Qg1#
- 1...Re1
- 2.Sf6#
- 1...Re2
- 2.Sf6#
- 1...Re3
- 2.Sxe3#
- 2.Sf6#
- 1...Re4
- 2.Sf6#
- 1...Re5
- 2.Sf6#
- 1...Rb6
- 2.Se3#
- 1...Rc6
- 2.Se3#
- 1...Rd6
- 2.Se3#
- 1...Rf6
- 2.Se3#
- 2.Sxf6#
- 1...Rg6
- 2.Se3#
- 1...Rh6
- 2.Se3#
- 1...Re7
- 2.Sf6#
- 1...Re8
- 2.Sf6#
- 1...Ra6+!
- 1...Bxc2
- 1.Ka7?
- Keys
- 1.Rc6!
- 1...Rxd6
- 2.Se3#
- 1...Be4
- 2.Se3#
- 1...Re1
- 2.Sf6#
- 1...Re2
- 2.Sf6#
- 1...Re3
- 2.Sxe3#
- 2.Sf6#
- 1...Re4
- 2.Sf6#
- 1...Re5
- 2.Sf6#
- 1...Rf6
- 2.Se3#
- 2.Sxf6#
- 1...Rg6
- 2.Se3#
- 1...Rh6
- 2.Se3#
- 1...Re7
- 2.Sf6#
- 1...Re8
- 2.Sf6#
- 1...Bc2
- 2.Qg1#
- 1...Bd3
- 2.Qg1#
- 1...Bf5
- 2.Qg1#
- 1...Bg6
- 2.Qg1#
- 1...Bh7
- 2.Qg1#
- 1...Rxd6
- 1.Rc6!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 0
- Sets
- R(f);N_GUARD::S(F)
- R(f);N_GUARD,XP(G)::S(F)
- R(f);N_GUARD,P_PINB(J)::S(F)
- B(a);OGATE,XR(B)::QAR(A)
- Tries
- Try
- K(I);P-FLIGHT
- Vars
- R(f);N_GUARD,XP(G)::S(F)
- B(a);OGATE,XR(B)::QAR(A)
- R(f);N_GUARD::S(F)
- Refutation
- R(f);CHECK
- Try
- K(I);S_FLIGHT
- Vars
- R(f);N_GUARD,XP(G)::S(F)
- B(a);OGATE,XR(B)::QAR(A)
- R(f);N_GUARD::S(F)
- Refutation
- R(f);CHECK
- Try
- B(J);
- Vars
- R(f);N_GUARD,XP(G)::S(F)
- B(a);OGATE,XR(B)::QAR(A)
- R(f);N_GUARD::S(F)
- Refutation
- R(f);CHECK
- Try
- B(J);
- Vars
- R(f);N_GUARD,XP(G)::S(F)
- B(a);OGATE,XR(B)::QAR(A)
- R(f);N_GUARD::S(F)
- Refutation
- R(f);CHECK
- Try
- R(B);
- Threat
- R(B)
- Vars
- R(f);N_GUARD::S(F)
- Refutation
- B(a);P_PINS(F)
- Try
- R(B);XP(b)
- Vars
- R(f);N_GUARD,XP(G)::S(F)
- B(a);OGATE,XR(B)::QAR(A)
- R(f);N_GUARD::S(F)
- R(f);N_GUARD,P_PINB(J)::S(F)
- B(a);OGATE::QAR(A)
- Refutation
- B(a);P_PINS(F)
- Try
- R(B);
- Vars
- R(f);N_GUARD,XP(G)::S(F)
- R(f);N_GUARD::S(F)
- R(f);N_GUARD,P_PINB(J)::S(F)
- B(a);OGATE::QAR(A)
- Refutation
- B(a);P_PINS(F)
- Try
- R(B);
- Vars
- R(f);N_GUARD,XP(G)::S(F)
- R(f);N_GUARD::S(F)
- R(f);N_GUARD,P_PINB(J)::S(F)
- B(a);OGATE::QAR(A)
- Refutation
- B(a);P_PINS(F)
- Try
- R(B);
- Vars
- R(f);N_GUARD,XR(B)::S(F)
- R(f);N_GUARD,XP(G)::S(F)
- R(f);N_GUARD::S(F)
- R(f);N_GUARD,P_PINB(J)::S(F)
- B(a);OGATE::QAR(A)
- Refutation
- B(a);P_PINS(F)
- Try
- R(B);
- Vars
- R(f);N_GUARD,XP(G)::S(F)
- R(f);N_GUARD::S(F)
- R(f);N_GUARD,P_PINB(J)::S(F)
- B(a);OGATE::QAR(A)
- Refutation
- B(a);P_PINS(F)
- Try
- R(B);
- Vars
- R(f);N_GUARD,XP(G)::S(F)
- R(f);N_GUARD::S(F)
- R(f);N_GUARD,P_PINB(J)::S(F)
- B(a);OGATE::QAR(A)
- Refutation
- B(a);P_PINS(F)
- Try
- R(B);
- Vars
- R(f);N_GUARD,XP(G)::S(F)
- R(f);N_GUARD::S(F)
- R(f);N_GUARD,P_PINB(J)::S(F)
- B(a);OGATE::QAR(A)
- Refutation
- B(a);P_PINS(F)
- Try
- R(B);
- Vars
- R(f);N_GUARD,XP(G)::S(F)
- R(f);N_GUARD::S(F)
- R(f);N_GUARD,P_PINB(J)::S(F)
- B(a);OGATE::QAR(A)
- Refutation
- B(a);P_PINS(F)
- Try
- R(B);
- Vars
- R(f);N_GUARD,XP(G)::S(F)
- R(f);N_GUARD::S(F)
- B(a);OGATE::QAR(A)
- Refutation
- B(a);P_PINS(F)
- Try
- R(C);
- Vars
- R(f);N_GUARD,XP(G)::S(F)
- R(f);N_GUARD::S(F)
- R(f);N_GUARD,P_PINB(J)::S(F)
- Refutation
- B(a);XR(B)
- Try
- P(G);
- Vars
- B(a);OGATE,XR(B)::QAR(A)
- R(f);N_GUARD::S(F)
- R(f);N_GUARD,P_PINB(J)::S(F)
- Refutation
- R(f);CHECK
- Try
- Actual
- R(B);
- Vars
- R(f);N_GUARD,XP(G)::S(F)
- B(a);S_CUTR(f)::S(F)
- R(f);N_GUARD::S(F)
- R(f);N_GUARD,P_PINB(J)::S(F)
- B(a);OGATE::QAR(A)
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).