MESON Chess Problem Database
Problem Display
PID: 215324 (4Q3/1pK1P3/1p1P4/1BR3N1/3kP3/P3n3/3P4/8 w - - 0 1)
Gross, J
Funkschach, 1926
#2
10 + 4
| 15148 | Sadier Collection | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Kxc5
- 2.Se6#
- 1...Sd1
- 2.Rd5#
- 1...Sf1
- 2.Rd5#
- 1...Sc2
- 2.Rd5#
- 1...Sg2
- 2.Rd5#
- 1...Sc4
- 2.Rd5#
- 1...Sg4
- 2.Rd5#
- 1...Sd5+
- 2.Rxd5#
- 1...Sf5
- 2.Rd5#
- 1...bxc5
- 2.Qh8#
- 1...Kxc5
- Tries
- 1.Kxb6?
- threat
- 2.Qh8#
- 1...Sd5+
- 2.Rxd5#
- 1...Sg4
- 2.Rd5#
- 1...Sf5
- 2.Rd5#
- 1...Sc4+!
- threat
- 1.Kxb7?
- 1...bxc5
- 2.Qh8#
- 1...Sc4
- 2.Rd5#
- 1...Sd5
- 2.Rxd5#
- 1...Sd1
- 2.Rd5#
- 1...Sf1
- 2.Rd5#
- 1...Sc2
- 2.Rd5#
- 1...Sg2
- 2.Rd5#
- 1...Sg4
- 2.Rd5#
- 1...Sf5
- 2.Rd5#
- 1...Kxc5!
- 1...bxc5
- 1.Kd7?
- 1...bxc5
- 2.Qh8#
- 1...Sc4
- 2.Rd5#
- 1...Sd5
- 2.Rxd5#
- 1...Sd1
- 2.Rd5#
- 1...Sf1
- 2.Rd5#
- 1...Sc2
- 2.Rd5#
- 1...Sg2
- 2.Rd5#
- 1...Sg4
- 2.Rd5#
- 1...Sf5
- 2.Rd5#
- 1...Kxc5!
- 1...bxc5
- 1.Kb8?
- 1...bxc5
- 2.Qh8#
- 1...Sc4
- 2.Rd5#
- 1...Sd5
- 2.Rxd5#
- 1...Sd1
- 2.Rd5#
- 1...Sf1
- 2.Rd5#
- 1...Sc2
- 2.Rd5#
- 1...Sg2
- 2.Rd5#
- 1...Sg4
- 2.Rd5#
- 1...Sf5
- 2.Rd5#
- 1...Kxc5!
- 1...bxc5
- 1.Kc8?
- 1...bxc5
- 2.Qh8#
- 1...Sc4
- 2.Rd5#
- 1...Sd5
- 2.Rxd5#
- 1...Sd1
- 2.Rd5#
- 1...Sf1
- 2.Rd5#
- 1...Sc2
- 2.Rd5#
- 1...Sg2
- 2.Rd5#
- 1...Sg4
- 2.Rd5#
- 1...Sf5
- 2.Rd5#
- 1...Kxc5!
- 1...bxc5
- 1.Kd8?
- 1...bxc5
- 2.Qh8#
- 1...Sc4
- 2.Rd5#
- 1...Sd5
- 2.Rxd5#
- 1...Sd1
- 2.Rd5#
- 1...Sf1
- 2.Rd5#
- 1...Sc2
- 2.Rd5#
- 1...Sg2
- 2.Rd5#
- 1...Sg4
- 2.Rd5#
- 1...Sf5
- 2.Rd5#
- 1...Kxc5!
- 1...bxc5
- 1.Sf3+?
- 1...Kxc5
- 2.d4#
- 1...Kxe4!
- 1...Kxc5
- 1.Be2?
- 1...Sd5+
- 2.Rxd5#
- 1...Kxc5
- 2.Se6#
- 1...bxc5
- 2.Qh8#
- 1...Sd1
- 2.Rd5#
- 1...Sf1
- 2.Rd5#
- 1...Sc2
- 2.Rd5#
- 1...Sg2
- 2.Rd5#
- 1...Sc4
- 2.Rd5#
- 1...Sg4
- 2.Rd5#
- 1...Sf5
- 2.Rd5#
- 1...b5!
- 1...Sd5+
- 1.Re5?
- threat
- 2.Sf3#
- 1...Sd5+
- 2.Rxd5#
- 1...Sc4
- 2.Rd5#
- 1...Kxe5!
- threat
- 1.Rf5?
- threat
- 2.Qh8#
- 1...Sd5+
- 2.Rxd5#
- 1...Sc4
- 2.Rd5#
- 1...Sg4
- 2.Rd5#
- 1...Sxf5!
- threat
- 1.Qc6?
- threat
- 2.Sf3#
- 2.Se6#
- 1...Sd5+
- 2.Rxd5#
- 2.Qxd5#
- 1...bxc5
- 2.Sf3#
- 1...Sc4
- 2.Rd5#
- 2.Qd5#
- 1...bxc6!
- threat
- 1.Qg6?
- threat
- 2.Se6#
- 1...Sd5+
- 2.Rxd5#
- 1...bxc5
- 2.Sf3#
- 2.Qf6#
- 2.Qg7#
- 1...Sc4
- 2.Rd5#
- 1...Sf5
- 2.Rd5#
- 1...Kxc5!
- threat
- 1.Qd7?
- 1...Sd5+
- 2.Rxd5#
- 1...Kxc5
- 2.Se6#
- 1...Sc4
- 2.Rd5#
- 1...Sd1
- 2.Rd5#
- 1...Sf1
- 2.Rd5#
- 1...Sc2
- 2.Rd5#
- 1...Sg2
- 2.Rd5#
- 1...Sg4
- 2.Rd5#
- 1...Sf5
- 2.Rd5#
- 1...bxc5!
- 1...Sd5+
- 1.Qf7?
- 1...Sd5+
- 2.Rxd5#
- 2.Qxd5#
- 1...bxc5
- 2.Qf6#
- 2.Qg7#
- 1...Sc4
- 2.Rd5#
- 2.Qxc4#
- 2.Qd5#
- 1...Sd1
- 2.Rd5#
- 2.Qc4#
- 2.Qd5#
- 1...Sf1
- 2.Rd5#
- 2.Qc4#
- 2.Qd5#
- 1...Sc2
- 2.Rd5#
- 2.Qc4#
- 2.Qd5#
- 1...Sg2
- 2.Rd5#
- 2.Qc4#
- 2.Qd5#
- 1...Sg4
- 2.Rd5#
- 2.Qc4#
- 2.Qd5#
- 1...Sf5
- 2.Rd5#
- 2.Qc4#
- 2.Qd5#
- 1...Kxc5!
- 1...Sd5+
- 1.Qa8?
- 1...Sd5+
- 2.Rxd5#
- 1...bxc5
- 2.Qh8#
- 1...Sc4
- 2.Rd5#
- 1...Sd1
- 2.Rd5#
- 1...Sf1
- 2.Rd5#
- 1...Sc2
- 2.Rd5#
- 1...Sg2
- 2.Rd5#
- 1...Sg4
- 2.Rd5#
- 1...Sf5
- 2.Rd5#
- 1...Kxc5!
- 1...Sd5+
- 1.Qb8?
- 1...Sd5+
- 2.Rxd5#
- 1...bxc5
- 2.Qh8#
- 1...Sc4
- 2.Rd5#
- 1...Sd1
- 2.Rd5#
- 1...Sf1
- 2.Rd5#
- 1...Sc2
- 2.Rd5#
- 1...Sg2
- 2.Rd5#
- 1...Sg4
- 2.Rd5#
- 1...Sf5
- 2.Rd5#
- 1...Kxc5!
- 1...Sd5+
- 1.Qc8?
- 1...Sd5+
- 2.Rxd5#
- 1...bxc5
- 2.Qh8#
- 1...Sc4
- 2.Rd5#
- 1...Sd1
- 2.Rd5#
- 1...Sf1
- 2.Rd5#
- 1...Sc2
- 2.Rd5#
- 1...Sg2
- 2.Rd5#
- 1...Sg4
- 2.Rd5#
- 1...Sf5
- 2.Rd5#
- 1...Kxc5!
- 1...Sd5+
- 1.Qd8?
- 1...Sd5+
- 2.Rxd5#
- 1...bxc5
- 2.Qh8#
- 1...Sc4
- 2.Rd5#
- 1...Sd1
- 2.Rd5#
- 1...Sf1
- 2.Rd5#
- 1...Sc2
- 2.Rd5#
- 1...Sg2
- 2.Rd5#
- 1...Sg4
- 2.Rd5#
- 1...Sf5
- 2.Rd5#
- 1...Kxc5!
- 1...Sd5+
- 1.Qf8?
- 1...Sd5+
- 2.Rxd5#
- 1...bxc5
- 2.Qg7#
- 2.Qf6#
- 2.Qh8#
- 1...Sc4
- 2.Rd5#
- 1...Sd1
- 2.Rd5#
- 1...Sf1
- 2.Rd5#
- 1...Sc2
- 2.Rd5#
- 1...Sg2
- 2.Rd5#
- 1...Sg4
- 2.Rd5#
- 1...Sf5
- 2.Rd5#
- 1...Kxc5!
- 1...Sd5+
- 1.Qg8?
- 1...Sd5+
- 2.Rxd5#
- 2.Qxd5#
- 1...bxc5
- 2.Qg7#
- 2.Qh8#
- 1...Sc4
- 2.Rd5#
- 2.Qxc4#
- 2.Qd5#
- 1...Sd1
- 2.Rd5#
- 2.Qc4#
- 2.Qd5#
- 1...Sf1
- 2.Rd5#
- 2.Qc4#
- 2.Qd5#
- 1...Sc2
- 2.Rd5#
- 2.Qc4#
- 2.Qd5#
- 1...Sg2
- 2.Rd5#
- 2.Qc4#
- 2.Qd5#
- 1...Sg4
- 2.Rd5#
- 2.Qc4#
- 2.Qd5#
- 1...Sf5
- 2.Rd5#
- 2.Qc4#
- 2.Qd5#
- 1...Kxc5!
- 1...Sd5+
- 1.dxe3+?
- 1...Kxc5
- 2.Se6#
- 1...Kxe3!
- 1...Kxc5
- 1.a4?
- 1...Sd5+
- 2.Rxd5#
- 1...bxc5
- 2.Qh8#
- 1...Sc4
- 2.Rd5#
- 1...Sd1
- 2.Rd5#
- 1...Sf1
- 2.Rd5#
- 1...Sc2
- 2.Rd5#
- 1...Sg2
- 2.Rd5#
- 1...Sg4
- 2.Rd5#
- 1...Sf5
- 2.Rd5#
- 1...Kxc5!
- 1...Sd5+
- 1.d7?
- 1...Sd5+
- 2.Rxd5#
- 1...bxc5
- 2.Qh8#
- 1...Sc4
- 2.Rd5#
- 1...Sd1
- 2.Rd5#
- 1...Sf1
- 2.Rd5#
- 1...Sc2
- 2.Rd5#
- 1...Sg2
- 2.Rd5#
- 1...Sg4
- 2.Rd5#
- 1...Sf5
- 2.Rd5#
- 1...Kxc5!
- 1...Sd5+
- 1.Kxb6?
- Keys
- 1.Qh5!
- 1...Sd5+
- 2.Rxd5#
- 1...Kxc5
- 2.Se6#
- 1...bxc5
- 2.Qh8#
- 1...Sc4
- 2.Rd5#
- 1...Sd1
- 2.Rd5#
- 1...Sf1
- 2.Rd5#
- 1...Sc2
- 2.Rd5#
- 1...Sg2
- 2.Rd5#
- 1...Sg4
- 2.Rd5#
- 1...Sf5
- 2.Rd5#
- 1...Sd5+
- 1.Qh5!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- K(b);S_FLIGHT,XR(E)::S(F)
- S(a);N_GUARD::R1(E)
- S(a);CHECK,N_GUARD::R1(E),XS(a)
- P(c);SBLOCK,XR(E)::QAB(J)
- Tries
- Try
- K(H);S_FLIGHT,XP(c)
- Threat
- QAB(J)
- Vars
- S(a);CHECK,N_GUARD::R1(E),XS(a)
- S(a);N_GUARD::R1(E)
- Refutation
- S(a);CHECK
- Try
- K(H);P-FLIGHT,XP(d)
- Vars
- P(c);SBLOCK,XR(E)::QAB(J)
- S(a);N_GUARD::R1(E)
- S(a);N_GUARD::R1(E),XS(a)
- Refutation
- K(b);S_FLIGHT,XR(E)
- Try
- K(H);P-FLIGHT
- Vars
- P(c);SBLOCK,XR(E)::QAB(J)
- S(a);N_GUARD::R1(E)
- S(a);N_GUARD::R1(E),XS(a)
- Refutation
- K(b);S_FLIGHT,XR(E)
- Try
- K(H);S_FLIGHT
- Vars
- P(c);SBLOCK,XR(E)::QAB(J)
- S(a);N_GUARD::R1(E)
- S(a);N_GUARD::R1(E),XS(a)
- Refutation
- K(b);S_FLIGHT,XR(E)
- Try
- K(H);P-FLIGHT
- Vars
- P(c);SBLOCK,XR(E)::QAB(J)
- S(a);N_GUARD::R1(E)
- S(a);N_GUARD::R1(E),XS(a)
- Refutation
- K(b);S_FLIGHT,XR(E)
- Try
- K(H);S_FLIGHT
- Vars
- P(c);SBLOCK,XR(E)::QAB(J)
- S(a);N_GUARD::R1(E)
- S(a);N_GUARD::R1(E),XS(a)
- Refutation
- K(b);S_FLIGHT,XR(E)
- Try
- S(F);CHECK
- Vars
- K(b);OGATE,S_FLIGHT,XR(E)::P(A)
- Refutation
- K(b);P-FLIGHT,XP(C)
- Try
- B(D);
- Vars
- S(a);CHECK,N_GUARD::R1(E),XS(a)
- K(b);S_FLIGHT,XR(E)::S(F)
- P(c);SBLOCK,XR(E)::QAB(J)
- S(a);N_GUARD::R1(E)
- Refutation
- P(c);
- Try
- R(E);
- Threat
- S(F)
- Vars
- S(a);CHECK,N_GUARD::R1(E),XS(a)
- S(a);N_GUARD::R1(E)
- Refutation
- K(b);S_FLIGHT,XR(E)
- Try
- R(E);
- Threat
- QAB(J)
- Vars
- S(a);CHECK,N_GUARD::R1(E),XS(a)
- S(a);N_GUARD::R1(E)
- Refutation
- S(a);XR(E)
- Try
- Q(J);
- Threat
- DUALS(2)
- Vars
- P(c);XR(E)::S(F)
- Refutation
- P(d);XQ(J)
- Try
- Q(J);
- Threat
- S(F)
- Vars
- S(a);CHECK,N_GUARD::R1(E),XS(a)
- S(a);N_GUARD::R1(E)
- Refutation
- K(b);S_FLIGHT,XR(E)
- Try
- Q(J);
- Vars
- S(a);CHECK,N_GUARD::R1(E),XS(a)
- K(b);S_FLIGHT,XR(E)::S(F)
- S(a);N_GUARD::R1(E)
- Refutation
- P(c);XR(E)
- Try
- Q(J);
- Refutation
- K(b);S_FLIGHT,XR(E)
- Try
- Q(J);
- Vars
- S(a);CHECK,N_GUARD::R1(E),XS(a)
- P(c);SBLOCK,XR(E)::QAB(J)
- S(a);N_GUARD::R1(E)
- Refutation
- K(b);S_FLIGHT,XR(E)
- Try
- Q(J);
- Vars
- S(a);CHECK,N_GUARD::R1(E),XS(a)
- P(c);SBLOCK,XR(E)::QAB(J)
- S(a);N_GUARD::R1(E)
- Refutation
- K(b);S_FLIGHT,XR(E)
- Try
- Q(J);
- Vars
- S(a);CHECK,N_GUARD::R1(E),XS(a)
- P(c);SBLOCK,XR(E)::QAB(J)
- S(a);N_GUARD::R1(E)
- Refutation
- K(b);S_FLIGHT,XR(E)
- Try
- Q(J);
- Vars
- S(a);CHECK,N_GUARD::R1(E),XS(a)
- P(c);SBLOCK,XR(E)::QAB(J)
- S(a);N_GUARD::R1(E)
- Refutation
- K(b);S_FLIGHT,XR(E)
- Try
- Q(J);
- Vars
- S(a);CHECK,N_GUARD::R1(E),XS(a)
- S(a);N_GUARD::R1(E)
- Refutation
- K(b);S_FLIGHT,XR(E)
- Try
- Q(J);
- Refutation
- K(b);S_FLIGHT,XR(E)
- Try
- P(A);CHECK,XS(a)
- Vars
- K(b);S_FLIGHT,XR(E)::S(F)
- Refutation
- K(b);S_FLIGHT,XP(A)
- Try
- P(B);
- Vars
- S(a);CHECK,N_GUARD::R1(E),XS(a)
- P(c);SBLOCK,XR(E)::QAB(J)
- S(a);N_GUARD::R1(E)
- Refutation
- K(b);S_FLIGHT,XR(E)
- Try
- P(G);
- Vars
- S(a);CHECK,N_GUARD::R1(E),XS(a)
- P(c);SBLOCK,XR(E)::QAB(J)
- S(a);N_GUARD::R1(E)
- Refutation
- K(b);S_FLIGHT,XR(E)
- Try
- Actual
- Q(J);
- Vars
- S(a);CHECK,N_GUARD::R1(E),XS(a)
- K(b);S_FLIGHT,XR(E)::QAR(J)+S(F),DCHECK
- P(c);SBLOCK,XR(E)::QAB(J)
- S(a);N_GUARD::R1(E)
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).