MESON Chess Problem Database
Problem Display
PID: 174091 (K1N1n3/2bR4/1p2r2q/pR2p2n/PpkBP1N1/3pp2b/P2PP3/Q6r w - - 0 1)
Kapros, Jorge Marcelo
2nd Prize, Berlingozzo-Coutinho Festival, 1985
#2
12 + 14
| 1077 | Boletim da UBP | 1986 |
SOLUTION
- SOUND
- Sets
- 1...Qg7
- 2.Sxe3#
- 1...Qf8
- 2.Sxe3#
- 1...Qf6
- 2.Sxe3#
- 1...Qg6
- 2.Sxe3#
- 1...Qh7
- 2.Sxe3#
- 1...Qh8
- 2.Sxe3#
- 1...Rc1
- 2.Qxc1#
- 1...Rh2
- 2.Qc1#
- 1...Rd6
- 2.Sxe5#
- 1...Bf1
- 2.Qc1#
- 1...Bd6
- 2.Sxb6#
- 1...Sf4
- 2.Sxe3#
- 1...Sd6
- 2.Rxc7#
- 1...b3
- 2.Qc3#
- 2.axb3#
- 1...exd4
- 2.Rxd4#
- 2.Qxd4#
- 1...Qg7
- Tries
- 1.Sxb6+?
- 1...Rxb6
- 2.Rc5#
- 1...Bxb6!
- 1...Rxb6
- 1.Sd6+?
- 1...Rxd6
- 2.Sxe5#
- 1...Sxd6
- 2.Rxc7#
- 1...Bxd6!
- 1...Rxd6
- 1.Bc3?
- threat
- 2.exd3#
- 1...dxe2
- 2.d3#
- 1...Rd6
- 2.Sxe5#
- 1...Bd6
- 2.Sxb6#
- 1...Sf4
- 2.Sxe3#
- 1...Sd6
- 2.Rxc7#
- 1...Bf1!
- threat
- 1.Bxe3?
- threat
- 2.exd3#
- 1...Qxe3
- 2.Sxe3#
- 1...dxe2
- 2.d3#
- 1...Rd6
- 2.Sxe5#
- 1...Bf1
- 2.Qc1#
- 1...Bd6
- 2.Sxb6#
- 1...Sd6
- 2.Rxc7#
- 1...Sf4!
- threat
- 1.Bc5?
- threat
- 2.exd3#
- 1...dxe2
- 2.d3#
- 1...Sf4
- 2.Sxe3#
- 1...Rd6
- 2.Sxe5#
- 1...Bf1
- 2.Qc1#
- 1...Bd6
- 2.Sxb6#
- 1...Sd6!
- threat
- 1.Bxe5?
- threat
- 2.Rd4#
- 2.Qd4#
- 2.exd3#
- 1...Rxa1
- 2.Rd4#
- 2.exd3#
- 1...Bxe5
- 2.exd3#
- 1...dxe2
- 2.Rd4#
- 2.Qd4#
- 2.d3#
- 1...Sf4
- 2.Sxe3#
- 2.Rd4#
- 2.Qd4#
- 1...Bf1
- 2.Rd4#
- 2.Qd4#
- 2.Qc1#
- 1...Bd6
- 2.Sxb6#
- 2.Qd4#
- 1...Sd6
- 2.Rxc7#
- 2.Qd4#
- 1...Rd6!
- threat
- 1.Bxb6?
- threat
- 2.Rc5#
- 2.exd3#
- 1...Rxb6
- 2.exd3#
- 1...Bxb6
- 2.exd3#
- 1...dxe2
- 2.Rc5#
- 2.d3#
- 1...Sf4
- 2.Sxe3#
- 2.Rc5#
- 1...Qf8
- 2.Sxe3#
- 2.exd3#
- 1...Rc6
- 2.exd3#
- 1...Rd6
- 2.Sxe5#
- 2.Rc5#
- 1...Bf1
- 2.Rc5#
- 2.Qc1#
- 1...Sd6
- 2.Rc5#
- 2.Rxc7#
- 1...b3
- 2.Qc3#
- 2.axb3#
- 2.exd3#
- 1...Bd6!
- threat
- 1.Rxc7+?
- 1...Rc6
- 2.Sxe5#
- 2.Sxb6#
- 1...Sxc7+!
- 1...Rc6
- 1.Qb2?
- threat
- 2.Qb3#
- 1...Rd6
- 2.Sxe5#
- 1...Bd6
- 2.Sxb6#
- 1...Sd6
- 2.Rxc7#
- 1...b3
- 2.Qc3#
- 2.Qxb3#
- 2.axb3#
- 1...Rb1!
- threat
- 1.Qb1?
- threat
- 2.Qxd3#
- 2.Qb3#
- 2.exd3#
- 1...dxe2
- 2.Qc2#
- 2.Qb3#
- 2.d3#
- 1...Rd6
- 2.Qxd3#
- 1...Bd6
- 2.Qxd3#
- 1...Sd6
- 2.Qxd3#
- 1...Sf4
- 2.Sxe3#
- 2.Qb3#
- 1...Bf1
- 2.Qxd3#
- 2.Qc1#
- 2.Qb3#
- 1...b3
- 2.Qxd3#
- 2.Qxb3#
- 2.axb3#
- 2.exd3#
- 1...Rxb1!
- threat
- 1.Sxb6+?
- Keys
- 1.Bb2!
- threat
- 2.exd3#
- 1...dxe2
- 2.d3#
- 1...Rd6
- 2.Sxe5#
- 1...Bf1
- 2.Qc1#
- 1...Bd6
- 2.Sxb6#
- 1...Sf4
- 2.Sxe3#
- 1...Sd6
- 2.Rxc7#
- threat
- 1.Bb2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 8
- Sets
- Q(l);N_GUARD::S(H),XP(c)
- R(a);N_GUARD::QAR(A),XR(a)
- R(a);N_GUARD::QAR(A)
- R(k);N_GUARD,S_CUTB(m)::S(H),XP(h)
- B(d);S_CUTR(a)::QAR(A)
- B(m);N_GUARD,S_CUTR(k)::S(L),XP(j)
- S(i);S_CUTQ(l)::S(H),XP(c)
- S(n);N_GUARD,S_CUTR(k)::R(J),XB(m)
- Tries
- Try
- S(L);CHECK,XP(j)
- Vars
- R(k);XS(L)::R1(I)
- Refutation
- B(m);XS(L)
- Try
- S(L);CHECK
- Vars
- R(k);XS(L)::S(H),XP(h)
- S(n);XS(L)::R(J),XB(m)
- Refutation
- B(m);XS(L)
- Try
- B(F);
- Threat
- P(D),XP(b)
- Vars
- P(b);OGATE,XP(D)::P(C)
- R(k);N_GUARD,S_CUTB(m)::S(H),XP(h)
- B(m);N_GUARD,S_CUTR(k)::S(L),XP(j)
- S(i);S_CUTQ(l)::S(H),XP(c)
- S(n);N_GUARD,S_CUTR(k)::R(J),XB(m)
- Refutation
- B(d);
- Try
- B(F);XP(c)
- Threat
- P(D),XP(b)
- Vars
- Q(l);XB(F)::S(H),XQ(l)
- P(b);OGATE,XP(D)::P(C)
- R(k);N_GUARD,S_CUTB(m)::S(H),XP(h)
- B(d);S_CUTR(a)::QAR(A)
- B(m);N_GUARD,S_CUTR(k)::S(L),XP(j)
- S(n);N_GUARD,S_CUTR(k)::R(J),XB(m)
- Refutation
- S(i);
- Try
- B(F);
- Threat
- P(D),XP(b)
- Vars
- P(b);OGATE,XP(D)::P(C)
- S(i);S_CUTQ(l)::S(H),XP(c)
- R(k);N_GUARD,S_CUTB(m)::S(H),XP(h)
- B(d);S_CUTR(a)::QAR(A)
- B(m);N_GUARD,S_CUTR(k)::S(L),XP(j)
- Refutation
- S(n);
- Try
- B(F);XP(h)
- Threat
- DUALS(3)
- Vars
- B(m);XB(F)::P(D),XP(b)
- Refutation
- R(k);
- Try
- B(F);XP(j)
- Threat
- DUALS(2)
- Vars
- R(k);XB(F)::P(D),XP(b)
- B(m);XB(F)::P(D),XP(b)
- R(k);::P(D),XP(b)
- Refutation
- B(m);
- Try
- R(J);CHECK,XB(m)
- Refutation
- S(n);CHECK,XR(J)
- Try
- Q(A);
- Threat
- QAB1(A)
- Vars
- R(k);N_GUARD,S_CUTB(m)::S(H),XP(h)
- B(m);N_GUARD,S_CUTR(k)::S(L),XP(j)
- S(n);N_GUARD,S_CUTR(k)::R(J),XB(m)
- Refutation
- R(a);
- Try
- Q(A);
- Threat
- DUALS(3)
- Vars
- R(k);::QAB1(A),XP(b)
- B(m);::QAB1(A),XP(b)
- S(n);::QAB1(A),XP(b)
- Refutation
- R(a);XQ(A)
- Try
- Actual
- B(F);
- Threat
- P(D),XP(b)
- Vars
- P(b);OGATE,XP(D)::P(C)
- R(k);N_GUARD,S_CUTB(m)::S(H),XP(h)
- B(d);S_CUTR(a)::QAR(A)
- B(m);N_GUARD,S_CUTR(k)::S(L),XP(j)
- S(i);S_CUTQ(l)::S(H),XP(c)
- S(n);N_GUARD,S_CUTR(k)::R(J),XB(m)
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).