MESON Chess Problem Database
Problem Display
PID: 16151 (qn2r3/1nN4b/8/pQp1p1RB/2pBk1P1/1N4P1/r2PK3/2R5 w - - 0 1)
Aliovsadzade, Rauf Gadzhiaga ogli
StrateGems, 2000
#2
11 + 11
SOLUTION
- SOUND
- Sets
- 1...Rc8
- 2.Rxe5#
- 1...Rd8
- 2.Rxe5#
- 1...Rf8
- 2.Rxe5#
- 1...Rg8
- 2.Rxe5#
- 1...Rh8
- 2.Rxe5#
- 1...Bg6
- 2.Bxg6#
- 1...Bg8
- 2.Bg6#
- 1...Sa6
- 2.Qc6#
- 1...Sc6
- 2.Qxc6#
- 1...Sd7
- 2.Qc6#
- 1...cxb3
- 2.Qd3#
- 1...c3
- 2.Qd3#
- 1...cxd4
- 2.Qd5#
- 1...exd4
- 2.Qxe8#
- 1...Rc8
- Tries
- 1.Sxc5+?
- 1...Kxd4
- 2.Rxc4#
- 2.Qxc4#
- 1...Sxc5!
- 1...Kxd4
- 1.Bb2?
- threat
- 2.Rxc4#
- 2.Qxc4#
- 1...cxb3
- 2.Rc4#
- 2.Qd3#
- 2.Qc4#
- 2.d3#
- 1...Qa6
- 2.Rxc4#
- 1...Rd8
- 2.Rxe5#
- 1...Bg8
- 2.Bg6#
- 1...Sd6
- 2.Sxc5#
- 1...Sc6
- 2.Qxc6#
- 1...c3
- 2.Qd3#
- 2.Qc4#
- 2.d3#
- 1...Ra4!
- threat
- 1.Rc3?
- threat
- 2.Re3#
- 1...cxb3
- 2.Qd3#
- 1...cxd4
- 2.Qd5#
- 1...exd4
- 2.Qxe8#
- 1...Rxd2+!
- threat
- 1.Qxc4?
- threat
- 2.Ba1#
- 2.Bg1#
- 2.Bb2#
- 2.Bf2#
- 2.Bc3#
- 2.Be3#
- 2.Bxc5#
- 2.Bxe5#
- 2.Qd3#
- 2.Qd5#
- 1...Rxd2+
- 2.Sxd2#
- 1...cxd4
- 2.Qd3#
- 2.Qd5#
- 1...exd4
- 2.Qd3#
- 2.Qd5#
- 1...Ra4
- 2.Qd3#
- 2.Qd5#
- 2.Qc2#
- 2.d3#
- 1...Ra1
- 2.Bxa1#
- 2.Bg1#
- 2.Bb2#
- 2.Bf2#
- 2.Bc3#
- 2.Be3#
- 2.Bxc5#
- 2.Bxe5#
- 2.Qd3#
- 2.Qd5#
- 2.Qc2#
- 2.d3#
- 1...Rb2
- 2.Bg1#
- 2.Bxb2#
- 2.Bf2#
- 2.Bc3#
- 2.Be3#
- 2.Bxc5#
- 2.Bxe5#
- 2.Qd3#
- 2.Qd5#
- 1...Rc2
- 2.Bc3#
- 2.Qd3#
- 2.Qd5#
- 2.Qxc2#
- 1...Rd8
- 2.Rxe5#
- 2.Qd3#
- 1...Bf5
- 2.Ba1#
- 2.Bg1#
- 2.Bb2#
- 2.Bf2#
- 2.Bc3#
- 2.Be3#
- 2.Bxc5#
- 2.Qd3#
- 2.Qd5#
- 1...Bg8
- 2.Bg6#
- 2.Qd3#
- 1...Sd6
- 2.Sxc5#
- 2.Qd3#
- 1...Sd8
- 2.Sxc5#
- 2.Ba1#
- 2.Bg1#
- 2.Bb2#
- 2.Bf2#
- 2.Bc3#
- 2.Be3#
- 2.Bxc5#
- 2.Bxe5#
- 2.Qd3#
- 1...Sc6
- 2.Qd3#
- 2.Qd5#
- 1...Qa6!
- threat
- 1.Sxc5+?
- Keys
- 1.Rxc4!
- threat
- 2.Ba1#
- 2.Bg1#
- 2.Bb2#
- 2.Bf2#
- 2.Bc3#
- 2.Be3#
- 2.Bxc5#
- 2.Bxe5#
- 1...Rxd2+
- 2.Sxd2#
- 1...cxd4
- 2.Qd5#
- 1...exd4
- 2.Qxe8#
- 1...Ra4
- 2.d3#
- 1...Ra1
- 2.Bxa1#
- 2.Bg1#
- 2.Bb2#
- 2.Bf2#
- 2.Bc3#
- 2.Be3#
- 2.Bxc5#
- 2.Bxe5#
- 2.d3#
- 1...Rb2
- 2.Bg1#
- 2.Bxb2#
- 2.Bf2#
- 2.Bc3#
- 2.Be3#
- 2.Bxc5#
- 2.Bxe5#
- 1...Rc2
- 2.Bc3#
- 1...Rd8
- 2.Rxe5#
- 1...Bf5
- 2.Ba1#
- 2.Bg1#
- 2.Bb2#
- 2.Bf2#
- 2.Bc3#
- 2.Be3#
- 2.Bxc5#
- 1...Bg8
- 2.Bg6#
- 1...Sd6
- 2.Sxc5#
- 1...Sc6
- 2.Qxc6#
- threat
- 1.Rxc4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 9
- Sets
- R(k);N_GUARD::R1(I),XP(f)
- B(h);N_GUARD::B(J),XB(h)
- B(h);N_GUARD::B(J)
- S(j);N_GUARD::QAB(H)
- S(j);N_GUARD::QAB(H),XS(j)
- P(b);OGATE,XS(D)::QAB1(H)
- P(b);OGATE::QAB1(H)
- P(e);OGATE,XB(F)::QAB1(H)
- P(f);OGATEB,XB(F)::QAR(H),XR(k)
- Tries
- Try
- S(D);CHECK,XP(e)
- Refutation
- S(g);XS(D)
- Try
- B(F);N_SPINP(B)
- Threat
- DUALS(2)
- Vars
- Q(i);::R(A),XP(b)
- R(k);N_GUARD::R1(I),XP(f)
- B(h);N_GUARD::B(J)
- S(g);N_GUARD::S(D),XP(e)
- S(j);N_GUARD::QAB(H),XS(j)
- Refutation
- R(a);
- Try
- R(A);
- Threat
- R1(A)
- Vars
- P(b);OGATE,XS(D)::QAB1(H)
- P(e);OGATE,XB(F)::QAB1(H)
- P(f);OGATEB,XB(F)::QAR(H),XR(k)
- Refutation
- R(a);CHECK,XP(B)
- Try
- Q(H);XP(b)
- Threat
- DUALS(10)
- Vars
- R(a);CHECK,XP(B)::S(D),XR(a)
- Refutation
- Q(i);P_PINQ(H)
- Try
- Actual
- R(A);XP(b)
- Threat
- DUALS(8)
- Vars
- R(a);CHECK,XP(B)::S(D),XR(a)
- P(e);OGATE,P_SPINP(e),XB(F)::QAB1(H)
- P(f);OGATEB,P_SPINP(f),XB(F)::QAR(H),XR(k)
- R(a);N_PINP(B)::P(B)
- R(a);::R(A)+B(F)
- R(k);N_GUARD::R1(I),XP(f)
- B(h);N_GUARD::B(J)
- S(g);N_GUARD::S(D),XP(e)
- S(j);N_GUARD::QAB(H),XS(j)
Developed and maintained by Brian Stephenson.
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