MESON Chess Problem Database
Problem Display
PID: 16040 (2b1N3/5B2/2p3K1/r1p1kpR1/1QPnN2R/2b1r1p1/1qp1pP1B/8 w - - 0 1)
Elbaz, Mohamed Jamal
Probleemblad, 2000
#2
10 + 13
SOLUTION
- SOUND
- Sets
- 1...Qa1
- 2.Qb8#
- 1...Qc1
- 2.Qb8#
- 1...Qa3
- 2.Qb8#
- 1...Qa2
- 2.Qb8#
- 1...Ra1
- 2.Qxc5#
- 1...Ra2
- 2.Qxc5#
- 1...Ra3
- 2.Qxc5#
- 1...Ra4
- 2.Qxc5#
- 1...Ra6
- 2.Qxc5#
- 1...Ra7
- 2.Qxc5#
- 1...Ra8
- 2.Qxc5#
- 1...Sb5
- 2.Qxc5#
- 1...Qa1
- Tries
- 1.Sd2?
- threat
- 2.f4#
- 1...Rf3
- 2.Re4#
- 1...Re4
- 2.Rxe4#
- 1...Sb3
- 2.Qb8#
- 1...Sf3
- 2.Bxg3#
- 1...Sb5
- 2.Qxc5#
- 1...Se6
- 2.Rxf5#
- 1...Bxd2!
- threat
- 1.Sxc3?
- threat
- 2.f4#
- 1...Qxc3
- 2.Qb8#
- 1...Rf3
- 2.Re4#
- 1...Re4
- 2.Rxe4#
- 1...Sb3
- 2.Qb8#
- 1...Sf3
- 2.Bxg3#
- 1...Sb5
- 2.Qxc5#
- 1...Se6
- 2.Rxf5#
- 1...Rxc3!
- threat
- 1.Sxg3?
- threat
- 2.f4#
- 1...Rxg3
- 2.Bxg3#
- 1...Rf3
- 2.Re4#
- 1...Re4
- 2.Sxe4#
- 2.Rxe4#
- 1...Sb3
- 2.Qb8#
- 1...Sb5
- 2.Qxc5#
- 1...Se6
- 2.Rxf5#
- 1...Sf3!
- threat
- 1.Sxc5?
- threat
- 2.f4#
- 1...Rxc5
- 2.Qxc5#
- 1...Rf3
- 2.Re4#
- 1...Re4
- 2.Sd3#
- 2.Rxe4#
- 1...Sb3
- 2.Qb8#
- 1...Sf3
- 2.Bxg3#
- 1...Se6
- 2.Rxf5#
- 1...Sb5!
- threat
- 1.S4d6?
- threat
- 2.f4#
- 1...Rf3
- 2.Re4#
- 1...Re4
- 2.Rxe4#
- 1...Sf3
- 2.Bxg3#
- 1...Sb5
- 2.Qxc5#
- 1...Se6
- 2.Rxf5#
- 1...Sb3!
- threat
- 1.Sd2?
- Keys
- 1.S4f6!
- threat
- 2.f4#
- 1...Rf3
- 2.Re4#
- 1...Re4
- 2.Rxe4#
- 1...Sb3
- 2.Qb8#
- 1...Sf3
- 2.Bxg3#
- 1...Sb5
- 2.Qxc5#
- 1...Se6
- 2.Rxf5#
- threat
- 1.S4f6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 11
- Sets
- Q(a);N_GUARD::QAB(C)
- R(h);N_GUARD::QAR2(C),XP(i)
- S(g);S_CUTR(h)::QAR2(C),XP(i)
- Tries
- Try
- S(E);
- Threat
- P(A)
- Vars
- R(e);N_GUARD::R1(F)
- R(e);N_GUARD::R1(F),XR(e)
- S(g);S_CUTQ(a)::QAB(C)
- S(g);S_CUTR(e)::B(B),XP(f)
- S(g);S_CUTR(h)::QAR2(C),XP(i)
- S(g);N_GUARD,S_CUTB(m)::R1(G),XP(k)
- Refutation
- B(d);XS(E)
- Try
- S(E);XB(d)
- Threat
- P(A)
- Vars
- Q(a);N_GUARD,XS(E)::QAB(C)
- R(e);N_GUARD::R1(F)
- R(e);N_GUARD::R1(F),XR(e)
- S(g);S_CUTQ(a)::QAB(C)
- S(g);S_CUTR(e)::B(B),XP(f)
- S(g);S_CUTR(h)::QAR2(C),XP(i)
- S(g);N_GUARD,S_CUTB(m)::R1(G),XP(k)
- Refutation
- R(e);XS(E)
- Try
- S(E);P_PINP(k),XP(f)
- Threat
- P(A)
- Vars
- R(e);OGATE,P_PINR(G),P_SPINR(e),XS(E)::B(B),XR(e)
- R(e);N_GUARD::R1(F)
- S(g);S_CUTQ(a)::QAB(C)
- S(g);S_CUTR(h)::QAR2(C),XP(i)
- S(g);N_GUARD,S_CUTB(m)::R1(G),XP(k)
- Refutation
- S(g);
- Try
- S(E);XP(i)
- Threat
- P(A)
- Vars
- R(h);OGATE,XS(E)::QAR2(C),XR(h)
- R(e);N_GUARD::R1(F)
- S(g);S_CUTQ(a)::QAB(C)
- S(g);S_CUTR(e)::B(B),XP(f)
- S(g);N_GUARD,S_CUTB(m)::R1(G),XP(k)
- Refutation
- S(g);
- Try
- S(E);
- Threat
- P(A)
- Vars
- R(e);N_GUARD::R1(F)
- R(e);N_GUARD::R1(F),XR(e)
- S(g);S_CUTR(e)::B(B),XP(f)
- S(g);S_CUTR(h)::QAR2(C),XP(i)
- S(g);N_GUARD,S_CUTB(m)::R1(G),XP(k)
- Refutation
- S(g);
- Try
- Actual
- S(E);
- Threat
- P(A)
- Vars
- R(e);N_GUARD::R1(F)
- R(e);N_GUARD::R1(F),XR(e)
- S(g);S_CUTQ(a)::QAB(C)
- S(g);S_CUTR(e)::B(B),XP(f)
- S(g);S_CUTR(h)::QAR2(C),XP(i)
- S(g);N_GUARD,S_CUTB(m)::R1(G),XP(k)
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).