MESON Chess Problem Database
Problem Display
PID: 110614 (4r3/pR1b2R1/P1N1P3/3BpkP1/6p1/3PP1pr/1K4P1/5N2 w - - 0 1)
Velders, NW
2nd HM., Nederlandse Bond van Probleemvrienden 039. TT, 1942
#2
12 + 8
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rh1
- 2.Sxg3#
- 1...Rh2
- 2.Sxg3#
- 1...Rh4
- 2.Sxg3#
- 1...Rh5
- 2.Sxg3#
- 1...Rh6
- 2.Sxg3#
- 1...Rh7
- 2.Sxg3#
- 1...Rhh8
- 2.Sxg3#
- 1...Rxe6
- 2.Be4#
- 1...Re7
- 2.Sxe7#
- 1...Ra8
- 2.Se7#
- 1...Rb8
- 2.Se7#
- 1...Rc8
- 2.Se7#
- 1...Rd8
- 2.Se7#
- 1...Rf8
- 2.Se7#
- 1...Rg8
- 2.Se7#
- 1...Reh8
- 2.Se7#
- 1...Bxc6
- 2.Rbf7#
- 1...Bxe6
- 2.Be4#
- 1...Bc8
- 2.Rbf7#
- 1...e4
- 2.dxe4#
- 1...Rh1
- Tries
- 1.Ka1?
- 1...Rxe6
- 2.Be4#
- 1...Bxc6
- 2.Rbf7#
- 1...Bxe6
- 2.Be4#
- 1...Rh2
- 2.Sxg3#
- 1...Rh4
- 2.Sxg3#
- 1...Rh5
- 2.Sxg3#
- 1...Rh6
- 2.Sxg3#
- 1...Rh7
- 2.Sxg3#
- 1...Rhh8
- 2.Sxg3#
- 1...Re7
- 2.Sxe7#
- 1...Ra8
- 2.Se7#
- 1...Rb8
- 2.Se7#
- 1...Rc8
- 2.Se7#
- 1...Rd8
- 2.Se7#
- 1...Rf8
- 2.Se7#
- 1...Rg8
- 2.Se7#
- 1...Reh8
- 2.Se7#
- 1...Bc8
- 2.Rbf7#
- 1...e4
- 2.dxe4#
- 1...Rh1!
- 1...Rxe6
- 1.Kb1?
- 1...Rxe6
- 2.Be4#
- 1...Bxc6
- 2.Rbf7#
- 1...Bxe6
- 2.Be4#
- 1...Rh2
- 2.Sxg3#
- 1...Rh4
- 2.Sxg3#
- 1...Rh5
- 2.Sxg3#
- 1...Rh6
- 2.Sxg3#
- 1...Rh7
- 2.Sxg3#
- 1...Rhh8
- 2.Sxg3#
- 1...Re7
- 2.Sxe7#
- 1...Ra8
- 2.Se7#
- 1...Rb8
- 2.Se7#
- 1...Rc8
- 2.Se7#
- 1...Rd8
- 2.Se7#
- 1...Rf8
- 2.Se7#
- 1...Rg8
- 2.Se7#
- 1...Reh8
- 2.Se7#
- 1...Bc8
- 2.Rbf7#
- 1...e4
- 2.dxe4#
- 1...Rh1!
- 1...Rxe6
- 1.Ka2?
- 1...Rxe6
- 2.Be4#
- 1...Bxc6
- 2.Rbf7#
- 1...Rh1
- 2.Sxg3#
- 1...Rh2
- 2.Sxg3#
- 1...Rh4
- 2.Sxg3#
- 1...Rh5
- 2.Sxg3#
- 1...Rh6
- 2.Sxg3#
- 1...Rh7
- 2.Sxg3#
- 1...Rhh8
- 2.Sxg3#
- 1...Re7
- 2.Sxe7#
- 1...Ra8
- 2.Se7#
- 1...Rb8
- 2.Se7#
- 1...Rc8
- 2.Se7#
- 1...Rd8
- 2.Se7#
- 1...Rf8
- 2.Se7#
- 1...Rg8
- 2.Se7#
- 1...Reh8
- 2.Se7#
- 1...Bc8
- 2.Rbf7#
- 1...e4
- 2.dxe4#
- 1...Bxe6!
- 1...Rxe6
- 1.Kc2?
- 1...Rxe6
- 2.Be4#
- 1...Bxc6
- 2.Rbf7#
- 1...Bxe6
- 2.Be4#
- 1...Rh1
- 2.Sxg3#
- 1...Rh2
- 2.Sxg3#
- 1...Rh4
- 2.Sxg3#
- 1...Rh5
- 2.Sxg3#
- 1...Rh6
- 2.Sxg3#
- 1...Rh7
- 2.Sxg3#
- 1...Rhh8
- 2.Sxg3#
- 1...Re7
- 2.Sxe7#
- 1...Ra8
- 2.Se7#
- 1...Rb8
- 2.Se7#
- 1...Rd8
- 2.Se7#
- 1...Rf8
- 2.Se7#
- 1...Rg8
- 2.Se7#
- 1...Reh8
- 2.Se7#
- 1...Bc8
- 2.Rbf7#
- 1...e4
- 2.dxe4#
- 1...Rc8!
- 1...Rxe6
- 1.Kb3?
- 1...Rxe6
- 2.Be4#
- 1...Bxc6
- 2.Rbf7#
- 1...Rh1
- 2.Sxg3#
- 1...Rh2
- 2.Sxg3#
- 1...Rh4
- 2.Sxg3#
- 1...Rh5
- 2.Sxg3#
- 1...Rh6
- 2.Sxg3#
- 1...Rh7
- 2.Sxg3#
- 1...Rhh8
- 2.Sxg3#
- 1...Re7
- 2.Sxe7#
- 1...Ra8
- 2.Se7#
- 1...Rb8
- 2.Se7#
- 1...Rc8
- 2.Se7#
- 1...Rd8
- 2.Se7#
- 1...Rf8
- 2.Se7#
- 1...Rg8
- 2.Se7#
- 1...Reh8
- 2.Se7#
- 1...Bc8
- 2.Rbf7#
- 1...e4
- 2.dxe4#
- 1...Bxe6!
- 1...Rxe6
- 1.Kc3?
- 1...Rxe6
- 2.Be4#
- 1...Bxc6
- 2.Rbf7#
- 1...Bxe6
- 2.Be4#
- 1...Rh1
- 2.Sxg3#
- 1...Rh2
- 2.Sxg3#
- 1...Rh4
- 2.Sxg3#
- 1...Rh5
- 2.Sxg3#
- 1...Rh6
- 2.Sxg3#
- 1...Rh7
- 2.Sxg3#
- 1...Rhh8
- 2.Sxg3#
- 1...Re7
- 2.Sxe7#
- 1...Ra8
- 2.Se7#
- 1...Rb8
- 2.Se7#
- 1...Rd8
- 2.Se7#
- 1...Rf8
- 2.Se7#
- 1...Rg8
- 2.Se7#
- 1...Reh8
- 2.Se7#
- 1...Bc8
- 2.Rbf7#
- 1...e4
- 2.dxe4#
- 1...Rc8!
- 1...Rxe6
- 1.Rxa7?
- 1...Rxe6
- 2.Be4#
- 1...Bxc6
- 2.Raf7#
- 1...Bxe6
- 2.Be4#
- 1...Rh1
- 2.Sxg3#
- 1...Rh2
- 2.Sxg3#
- 1...Rh4
- 2.Sxg3#
- 1...Rh5
- 2.Sxg3#
- 1...Rh6
- 2.Sxg3#
- 1...Rh7
- 2.Sxg3#
- 1...Rhh8
- 2.Sxg3#
- 1...Re7
- 2.Sxe7#
- 1...Ra8
- 2.Se7#
- 1...Rc8
- 2.Se7#
- 1...Rd8
- 2.Se7#
- 1...Rf8
- 2.Se7#
- 1...Rg8
- 2.Se7#
- 1...Reh8
- 2.Se7#
- 1...Bc8
- 2.Raf7#
- 1...e4
- 2.dxe4#
- 1...Rb8+!
- 1...Rxe6
- 1.Rc7?
- 1...Rxe6
- 2.Be4#
- 1...Bxc6
- 2.Rcf7#
- 1...Bxe6
- 2.Be4#
- 1...Rh1
- 2.Sxg3#
- 1...Rh2
- 2.Sxg3#
- 1...Rh4
- 2.Sxg3#
- 1...Rh5
- 2.Sxg3#
- 1...Rh6
- 2.Sxg3#
- 1...Rh7
- 2.Sxg3#
- 1...Rhh8
- 2.Sxg3#
- 1...Re7
- 2.Sxe7#
- 1...Ra8
- 2.Se7#
- 1...Rc8
- 2.Se7#
- 1...Rd8
- 2.Se7#
- 1...Rf8
- 2.Se7#
- 1...Rg8
- 2.Se7#
- 1...Reh8
- 2.Se7#
- 1...Bc8
- 2.Rcf7#
- 1...e4
- 2.dxe4#
- 1...Rb8+!
- 1...Rxe6
- 1.Rbxd7?
- threat
- 2.Rdf7#
- 1...Rxe6
- 2.Be4#
- 1...Rh6
- 2.Sxg3#
- 1...Re7
- 2.Sxe7#
- 1...Rf8
- 2.Se7#
- 1...Rb8+!
- threat
- 1.Rg8?
- 1...Rxe6
- 2.Be4#
- 1...Bxc6
- 2.Rf7#
- 1...Bxe6
- 2.Be4#
- 1...Rh1
- 2.Sxg3#
- 1...Rh2
- 2.Sxg3#
- 1...Rh4
- 2.Sxg3#
- 1...Rh5
- 2.Sxg3#
- 1...Rh6
- 2.Sxg3#
- 1...Rh7
- 2.Sxg3#
- 1...Rh8
- 2.Sxg3#
- 1...Re7
- 2.Sxe7#
- 1...Ra8
- 2.Se7#
- 1...Rb8
- 2.Se7#
- 1...Rc8
- 2.Se7#
- 1...Rd8
- 2.Se7#
- 1...Rf8
- 2.Se7#
- 1...Bc8
- 2.Rf7#
- 1...e4
- 2.dxe4#
- 1...Rxg8!
- 1...Rxe6
- 1.gxh3?
- threat
- 2.Sxg3#
- 1...g2
- 2.Sg3#
- 1...gxh3!
- threat
- 1.exd7?
- 1...Rh1
- 2.Sxg3#
- 1...Rh2
- 2.Sxg3#
- 1...Rh4
- 2.Sxg3#
- 1...Rh5
- 2.Sxg3#
- 1...Rh6
- 2.Sxg3#
- 1...Rh7
- 2.Sxg3#
- 1...Rhh8
- 2.Sxg3#
- 1...Re6
- 2.Be4#
- 1...Re7
- 2.Sxe7#
- 1...Ra8
- 2.Se7#
- 1...Rb8
- 2.Se7#
- 1...Rc8
- 2.Se7#
- 2.dxc8Q#
- 2.dxc8B#
- 1...Rd8
- 2.Se7#
- 1...Rf8
- 2.Se7#
- 1...Rg8
- 2.Se7#
- 1...Reh8
- 2.Se7#
- 1...e4!
- 1...Rh1
- 1.Ka1?
- Keys
- 1.Ka3!
- 1...Rxe6
- 2.Be4#
- 1...Bxc6
- 2.Rbf7#
- 1...Bxe6
- 2.Be4#
- 1...Rh1
- 2.Sxg3#
- 1...Rh2
- 2.Sxg3#
- 1...Rh4
- 2.Sxg3#
- 1...Rh5
- 2.Sxg3#
- 1...Rh6
- 2.Sxg3#
- 1...Rh7
- 2.Sxg3#
- 1...Rhh8
- 2.Sxg3#
- 1...Re7
- 2.Sxe7#
- 1...Ra8
- 2.Se7#
- 1...Rb8
- 2.Se7#
- 1...Rc8
- 2.Se7#
- 1...Rd8
- 2.Se7#
- 1...Rf8
- 2.Se7#
- 1...Rg8
- 2.Se7#
- 1...Reh8
- 2.Se7#
- 1...Bc8
- 2.Rbf7#
- 1...e4
- 2.dxe4#
- 1...Rxe6
- 1.Ka3!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- R(b);N_GUARD::S(A),XP(a)
- R(b);N_GUARD,P_PINP(C)::S(A),XP(a)
- R(h);SBLOCK,XP(J)::B(F)
- R(h);N_GUARD::S(I),XR(h)
- R(h);N_GUARD::S(I)
- R(h);N_GUARD,P_PINR(K)::S(I)
- B(g);OGATE,XS(I)::R(K)
- B(g);SBLOCK,XP(J)::B(F)
- B(g);OGATE::R(K)
- P(d);OGATE::P(D),XP(d)
- Tries
- Try
- K(B);S_FLIGHT
- Vars
- R(h);SBLOCK,XP(J)::B(F)
- B(g);OGATE,XS(I)::R(K)
- B(g);SBLOCK,XP(J)::B(F)
- R(b);N_GUARD::S(A),XP(a)
- R(h);N_GUARD::S(I),XR(h)
- R(h);N_GUARD::S(I)
- B(g);OGATE::R(K)
- P(d);OGATE::P(D),XP(d)
- Refutation
- R(b);P_PINS(A)
- Try
- K(B);P-FLIGHT
- Vars
- R(h);SBLOCK,XP(J)::B(F)
- B(g);OGATE,XS(I)::R(K)
- B(g);SBLOCK,XP(J)::B(F)
- R(b);N_GUARD::S(A),XP(a)
- R(h);N_GUARD::S(I),XR(h)
- R(h);N_GUARD::S(I)
- R(h);N_GUARD,P_PINR(K)::S(I)
- B(g);OGATE::R(K)
- P(d);OGATE::P(D),XP(d)
- Refutation
- R(b);P_PINS(A)
- Try
- K(B);P-FLIGHT
- Vars
- R(h);SBLOCK,XP(J)::B(F)
- B(g);OGATE,XS(I)::R(K)
- R(b);N_GUARD::S(A),XP(a)
- R(b);N_GUARD,P_PINP(C)::S(A),XP(a)
- R(h);N_GUARD::S(I),XR(h)
- R(h);N_GUARD::S(I)
- B(g);OGATE::R(K)
- P(d);OGATE::P(D),XP(d)
- Refutation
- B(g);P_PINB(F),XP(J)
- Try
- K(B);P-FLIGHT
- Vars
- R(h);SBLOCK,XP(J)::B(F)
- B(g);OGATE,XS(I)::R(K)
- B(g);SBLOCK,XP(J)::B(F)
- R(b);N_GUARD::S(A),XP(a)
- R(b);N_GUARD,P_PINP(C)::S(A),XP(a)
- R(h);N_GUARD::S(I),XR(h)
- R(h);N_GUARD::S(I)
- B(g);OGATE::R(K)
- P(d);OGATE::P(D),XP(d)
- Refutation
- R(h);P_PINS(I)
- Try
- K(B);P-FLIGHT
- Vars
- R(h);SBLOCK,XP(J)::B(F)
- B(g);OGATE,XS(I)::R(K)
- R(b);N_GUARD::S(A),XP(a)
- R(h);N_GUARD::S(I),XR(h)
- R(h);N_GUARD::S(I)
- R(h);N_GUARD,P_PINR(K)::S(I)
- B(g);OGATE::R(K)
- P(d);OGATE::P(D),XP(d)
- Refutation
- B(g);P_PINB(F),XP(J)
- Try
- K(B);S_FLIGHT
- Vars
- R(h);SBLOCK,XP(J)::B(F)
- B(g);OGATE,XS(I)::R(K)
- B(g);SBLOCK,XP(J)::B(F)
- R(b);N_GUARD::S(A),XP(a)
- R(h);N_GUARD::S(I),XR(h)
- R(h);N_GUARD::S(I)
- B(g);OGATE::R(K)
- P(d);OGATE::P(D),XP(d)
- Refutation
- R(h);P_PINS(I)
- Try
- R(K);XP(f)
- Vars
- R(h);SBLOCK,XP(J)::B(F)
- B(g);OGATE,XS(I)::R(K)
- B(g);SBLOCK,XP(J)::B(F)
- R(b);N_GUARD::S(A),XP(a)
- R(b);N_GUARD,P_PINP(C)::S(A),XP(a)
- R(h);N_GUARD::S(I),XR(h)
- R(h);N_GUARD::S(I)
- B(g);OGATE::R(K)
- P(d);OGATE::P(D),XP(d)
- Refutation
- R(h);CHECK
- Try
- R(K);
- Vars
- R(h);SBLOCK,XP(J)::B(F)
- B(g);OGATE,XS(I)::R(K)
- B(g);SBLOCK,XP(J)::B(F)
- R(b);N_GUARD::S(A),XP(a)
- R(b);N_GUARD,P_PINP(C)::S(A),XP(a)
- R(h);N_GUARD::S(I),XR(h)
- R(h);N_GUARD::S(I)
- B(g);OGATE::R(K)
- P(d);OGATE::P(D),XP(d)
- Refutation
- R(h);CHECK
- Try
- R(K);XB(g)
- Threat
- R(K)
- Vars
- R(h);SBLOCK,XP(J)::B(F)
- R(b);N_GUARD::S(A),XP(a)
- R(h);N_GUARD::S(I),XR(h)
- R(h);N_GUARD::S(I)
- Refutation
- R(h);CHECK
- Try
- R(L);
- Vars
- R(h);SBLOCK,XP(J)::B(F)
- B(g);OGATE,XS(I)::R(K)
- B(g);SBLOCK,XP(J)::B(F)
- R(b);N_GUARD::S(A),XP(a)
- R(b);N_GUARD,P_PINP(C)::S(A),XP(a)
- R(h);N_GUARD::S(I),XR(h)
- R(h);N_GUARD::S(I)
- R(h);N_GUARD,P_PINR(K)::S(I)
- B(g);OGATE::R(K)
- P(d);OGATE::P(D),XP(d)
- Refutation
- R(h);XR(L)
- Try
- P(C);XR(b)
- Threat
- S(A),XP(a)
- Vars
- P(a);::S(A)
- Refutation
- P(c);XP(C)
- Try
- P(J);XB(g)
- Vars
- R(b);N_GUARD::S(A),XP(a)
- R(b);N_GUARD,P_PINP(C)::S(A),XP(a)
- R(h);SBLOCK::B(F)
- R(h);N_GUARD::S(I),XR(h)
- R(h);N_GUARD::S(I)
- R(h);N_GUARD,P_PINR(K)::S(I)
- Refutation
- P(d);
- Try
- Actual
- K(B);S_FLIGHT
- Vars
- R(h);SBLOCK,XP(J)::B(F)
- B(g);OGATE,XS(I)::R(K)
- B(g);SBLOCK,XP(J)::B(F)
- R(b);N_GUARD::S(A),XP(a)
- R(h);N_GUARD::S(I),XR(h)
- R(h);N_GUARD::S(I)
- B(g);OGATE::R(K)
- P(d);OGATE::P(D),XP(d)
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).