MESON Chess Problem Database
Problem Display
PID: 41919 (1b4n1/4p3/4R1R1/1K1N1k2/1pQB2p1/1r3np1/4N3/1b3r2 w - - 0 1)
Ahues, Herbert Siegfried Oskar
1st Prize, Pedagogusok Lapja, 1984-1985
#2
7 + 11
| 3748 | FIDE Album (1983-1985) | 1992 |
SOLUTION
- SOUND
- Sets
- 1...Rb2
- 2.Se3#
- 1...Re3
- 2.Sxe3#
- 1...Bd3
- 2.Se3#
- 1...Ba7
- 2.Sxg3#
- 1...Sxd4+
- 2.Sxd4#
- 1...Sf6
- 2.Sxe7#
- 1...Sh6
- 2.Sxe7#
- 1...Rb2
- Tries
- 1.Ba1?
- threat
- 2.Qxg4#
- 1...Sd4+
- 2.Sxd4#
- 1...Sf6
- 2.Sxe7#
- 1...Bd3
- 2.Se3#
- 1...Be4
- 2.Qxe4#
- 1...Bf4
- 2.Qxf4#
- 1...Sh2
- 2.Sd4#
- 1...Sg5
- 2.Sd4#
- 1...Sh6
- 2.Sxe7#
- 1...Se5!
- threat
- 1.Bg1?
- threat
- 2.Qxg4#
- 1...Sd4+
- 2.Sxd4#
- 1...Sf6
- 2.Sxe7#
- 1...Bd3
- 2.Se3#
- 1...Be4
- 2.Qxe4#
- 1...Bf4
- 2.Qxf4#
- 1...Sh2
- 2.Sd4#
- 1...Sg5
- 2.Sd4#
- 1...Sh6
- 2.Sxe7#
- 1...Se5!
- threat
- 1.Bb2?
- threat
- 2.Qxg4#
- 1...Sd4+
- 2.Sxd4#
- 1...Sf6
- 2.Sxe7#
- 1...Bd3
- 2.Se3#
- 1...Be4
- 2.Qxe4#
- 1...Bf4
- 2.Qxf4#
- 1...Sh2
- 2.Sd4#
- 1...Sg5
- 2.Sd4#
- 1...Sh6
- 2.Sxe7#
- 1...Se5!
- threat
- 1.Bc3?
- threat
- 2.Se3#
- 2.Qxg4#
- 1...Sd4+
- 2.Sxd4#
- 1...Rxc3
- 2.Qxg4#
- 1...Sf6
- 2.Sxe7#
- 1...Se5
- 2.Sxg3#
- 2.Se3#
- 1...Bd3
- 2.Se3#
- 2.Qxd3#
- 1...Be4
- 2.Se3#
- 2.Qxe4#
- 1...Bf4
- 2.Qxf4#
- 1...Ba7
- 2.Sxg3#
- 2.Qf4#
- 2.Qxg4#
- 1...Sh2
- 2.Sd4#
- 2.Se3#
- 1...Sg5
- 2.Sd4#
- 2.Se3#
- 1...Sh6
- 2.Se3#
- 2.Sxe7#
- 1...bxc3+!
- threat
- 1.Be3?
- threat
- 2.Qxg4#
- 1...Sd4+
- 2.Sxd4#
- 1...Sf6
- 2.Sxe7#
- 1...Se5
- 2.Sxg3#
- 1...Be4
- 2.Qxe4#
- 1...Bf4
- 2.Qxf4#
- 1...Sh2
- 2.Sd4#
- 1...Sg5
- 2.Sd4#
- 1...Sh6
- 2.Sxe7#
- 1...Bd3!
- threat
- 1.Bc5?
- threat
- 2.Qxg4#
- 1...Sd4+
- 2.Sxd4#
- 1...Sf6
- 2.Sxe7#
- 1...Bd3
- 2.Se3#
- 1...Be4
- 2.Qxe4#
- 1...Bf4
- 2.Qxf4#
- 1...Sh2
- 2.Sd4#
- 1...Sg5
- 2.Sd4#
- 1...Sh6
- 2.Sxe7#
- 1...Se5!
- threat
- 1.Bb6?
- threat
- 2.Qxg4#
- 1...Sd4+
- 2.Sxd4#
- 1...Sf6
- 2.Sxe7#
- 1...Bd3
- 2.Se3#
- 1...Be4
- 2.Qxe4#
- 1...Bf4
- 2.Qxf4#
- 1...Sh2
- 2.Sd4#
- 1...Sg5
- 2.Sd4#
- 1...Sh6
- 2.Sxe7#
- 1...Se5!
- threat
- 1.Ba7?
- threat
- 2.Qxg4#
- 1...Sd4+
- 2.Sxd4#
- 1...Sf6
- 2.Sxe7#
- 1...Bd3
- 2.Se3#
- 1...Be4
- 2.Qxe4#
- 1...Bf4
- 2.Qxf4#
- 1...Sh2
- 2.Sd4#
- 1...Sg5
- 2.Sd4#
- 1...Sh6
- 2.Sxe7#
- 1...Se5!
- threat
- 1.Bg7?
- threat
- 2.Qxg4#
- 1...Sd4+
- 2.Sxd4#
- 1...Sf6
- 2.Sxe7#
- 1...Bd3
- 2.Se3#
- 1...Be4
- 2.Qxe4#
- 1...Bf4
- 2.Qxf4#
- 1...Sh2
- 2.Sd4#
- 1...Sg5
- 2.Sd4#
- 1...Sh6
- 2.Sxe7#
- 1...Se5!
- threat
- 1.Bh8?
- threat
- 2.Qxg4#
- 1...Sd4+
- 2.Sxd4#
- 1...Sf6
- 2.Sxe7#
- 1...Bd3
- 2.Se3#
- 1...Be4
- 2.Qxe4#
- 1...Bf4
- 2.Qxf4#
- 1...Sh2
- 2.Sd4#
- 1...Sg5
- 2.Sd4#
- 1...Sh6
- 2.Sxe7#
- 1...Se5!
- threat
- 1.Qc2+?
- 1...Rd3
- 2.Se3#
- 1...Bxc2!
- 1...Rd3
- 1.Ba1?
- Keys
- 1.Bf2!
- threat
- 2.Qxg4#
- 1...Sd4+
- 2.Sxd4#
- 1...Sf6
- 2.Sxe7#
- 1...Se5
- 2.Qf4#
- 1...Bd3
- 2.Se3#
- 1...Be4
- 2.Qxe4#
- 1...Bf4
- 2.Qxf4#
- 1...Sh2
- 2.Sd4#
- 1...Sg5
- 2.Sd4#
- 1...Sh6
- 2.Sxe7#
- threat
- 1.Bf2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 3
- Sets
- R(c);N_GUARD::S(E)
- R(c);N_GUARD::S(E),XR(c)
- B(a);P_PINQ(B),S_CUTR(c)::S(E)
- B(j);N_GUARD::S(A),XP(e)
- S(d);CHECK,XB(C)::S(A),XS(d)
- S(k);N_GUARD::S(E),XP(i)
- Tries
- Try
- B(C);
- Threat
- QAB1(B),XP(g)
- Vars
- S(d);CHECK,N_GUARD::S(A),XS(d)
- S(k);N_GUARD::S(E),XP(i)
- B(a);P_PINQ(B),S_CUTR(c)::S(E)
- B(a);N_GUARD::QAB1(B),XB(a)
- B(j);N_GUARD::QAR1(B),XB(j)
- S(d);N_GUARD::S(A)
- Refutation
- S(d);
- Try
- B(C);
- Threat
- QAB1(B),XP(g)
- Vars
- S(d);CHECK,N_GUARD::S(A),XS(d)
- S(k);N_GUARD::S(E),XP(i)
- B(a);P_PINQ(B),S_CUTR(c)::S(E)
- B(a);N_GUARD::QAB1(B),XB(a)
- B(j);N_GUARD::QAR1(B),XB(j)
- S(d);N_GUARD::S(A)
- Refutation
- S(d);
- Try
- B(C);
- Threat
- QAB1(B),XP(g)
- Vars
- S(d);CHECK,N_GUARD::S(A),XS(d)
- S(k);N_GUARD::S(E),XP(i)
- B(a);P_PINQ(B),S_CUTR(c)::S(E)
- B(a);N_GUARD::QAB1(B),XB(a)
- B(j);N_GUARD::QAR1(B),XB(j)
- S(d);N_GUARD::S(A)
- Refutation
- S(d);
- Try
- B(C);
- Threat
- DUALS(2)
- Vars
- S(d);CHECK,N_GUARD::S(A),XS(d)
- R(c);XB(C)::QAB1(B),XP(g)
- S(k);N_GUARD::S(E),XP(i)
- B(j);N_GUARD::QAR1(B),XB(j)
- Refutation
- P(f);CHECK,XB(C)
- Try
- B(C);
- Threat
- QAB1(B),XP(g)
- Vars
- S(d);CHECK,N_GUARD::S(A),XS(d)
- S(k);N_GUARD::S(E),XP(i)
- S(d);S_CUTB(j)::S(A),XP(e)
- B(a);N_GUARD::QAB1(B),XB(a)
- B(j);N_GUARD::QAR1(B),XB(j)
- S(d);N_GUARD::S(A)
- Refutation
- B(a);P_PINQ(B)
- Try
- B(C);
- Threat
- QAB1(B),XP(g)
- Vars
- S(d);CHECK,N_GUARD::S(A),XS(d)
- S(k);N_GUARD::S(E),XP(i)
- B(a);P_PINQ(B),S_CUTR(c)::S(E)
- B(a);N_GUARD::QAB1(B),XB(a)
- B(j);N_GUARD::QAR1(B),XB(j)
- S(d);N_GUARD::S(A)
- Refutation
- S(d);
- Try
- B(C);
- Threat
- QAB1(B),XP(g)
- Vars
- S(d);CHECK,N_GUARD::S(A),XS(d)
- S(k);N_GUARD::S(E),XP(i)
- B(a);P_PINQ(B),S_CUTR(c)::S(E)
- B(a);N_GUARD::QAB1(B),XB(a)
- B(j);N_GUARD::QAR1(B),XB(j)
- S(d);N_GUARD::S(A)
- Refutation
- S(d);
- Try
- B(C);
- Threat
- QAB1(B),XP(g)
- Vars
- S(d);CHECK,N_GUARD::S(A),XS(d)
- S(k);N_GUARD::S(E),XP(i)
- B(a);P_PINQ(B),S_CUTR(c)::S(E)
- B(a);N_GUARD::QAB1(B),XB(a)
- B(j);N_GUARD::QAR1(B),XB(j)
- S(d);N_GUARD::S(A)
- Refutation
- S(d);
- Try
- B(C);
- Threat
- QAB1(B),XP(g)
- Vars
- S(d);CHECK,N_GUARD::S(A),XS(d)
- S(k);N_GUARD::S(E),XP(i)
- B(a);P_PINQ(B),S_CUTR(c)::S(E)
- B(a);N_GUARD::QAB1(B),XB(a)
- B(j);N_GUARD::QAR1(B),XB(j)
- S(d);N_GUARD::S(A)
- Refutation
- S(d);
- Try
- B(C);
- Threat
- QAB1(B),XP(g)
- Vars
- S(d);CHECK,N_GUARD::S(A),XS(d)
- S(k);N_GUARD::S(E),XP(i)
- B(a);P_PINQ(B),S_CUTR(c)::S(E)
- B(a);N_GUARD::QAB1(B),XB(a)
- B(j);N_GUARD::QAR1(B),XB(j)
- S(d);N_GUARD::S(A)
- Refutation
- S(d);
- Try
- Q(B);CHECK
- Vars
- R(c);P_SPINR(c)::S(E)
- Refutation
- B(a);XQ(B)
- Try
- Actual
- B(C);
- Threat
- QAB1(B),XP(g)
- Vars
- S(d);CHECK,N_GUARD::S(A),XS(d)
- S(k);N_GUARD::S(E),XP(i)
- S(d);S_CUTB(j)::QAR1(B)
- B(a);P_PINQ(B),S_CUTR(c)::S(E)
- B(a);N_GUARD::QAB1(B),XB(a)
- B(j);N_GUARD::QAR1(B),XB(j)
- S(d);N_GUARD::S(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).