MESON Chess Problem Database
Problem Display
PID: 156909 (7N/2n5/1nQpb1R1/4k1K1/1p2B3/2Pr4/1N1P1B2/1q4b1 w - - 0 1)
Abdullayev, Suleyman
Azerbaijan CCC-45 JT, 2015
#2
9 + 9
| 15148 | Sadier Collection | 2016 |
SOLUTION
- SOUND
- Sets
- 1...Qa2
- 2.Sxd3#
- 1...Qa1
- 2.Sxd3#
- 1...Qc1
- 2.Sxd3#
- 1...Qd1
- 2.Sxd3#
- 1...Qe1
- 2.Sxd3#
- 1...Rxd2
- 2.Bg3#
- 1...Rxc3
- 2.d4#
- 1...Re3
- 2.d4#
- 1...Rf3
- 2.d4#
- 1...Rg3+
- 2.Bxg3#
- 1...Rh3
- 2.d4#
- 1...Rd4
- 2.Bg3#
- 2.cxd4#
- 1...Bh3
- 2.Sf7#
- 1...Bg4
- 2.Sf7#
- 1...Bf5
- 2.Sf7#
- 1...Bd7
- 2.Sf7#
- 1...Bf7
- 2.Sxf7#
- 1...Bc8
- 2.Sf7#
- 1...Qa2
- Tries
- 1.Bh1?
- threat
- 2.Qe4#
- 1...Rg3+
- 2.Bxg3#
- 1...Rxd2
- 2.Bg3#
- 1...Rxc3
- 2.d4#
- 1...Qe1
- 2.Sxd3#
- 1...Re3
- 2.d4#
- 1...Rf3
- 2.d4#
- 1...Rh3
- 2.d4#
- 1...Rd4
- 2.cxd4#
- 1...Rd5
- 2.Bg3#
- 1...Bd5
- 2.Qxd6#
- 1...Bf5
- 2.Sf7#
- 1...Sbd5
- 2.Sc4#
- 1...d5
- 2.Qxc7#
- 1...Scd5!
- threat
- 1.Bg2?
- threat
- 2.Qe4#
- 1...Rg3+
- 2.Bxg3#
- 1...Rxd2
- 2.Bg3#
- 1...Rxc3
- 2.d4#
- 1...Qe1
- 2.Sxd3#
- 1...Re3
- 2.d4#
- 1...Rf3
- 2.d4#
- 1...Rh3
- 2.d4#
- 1...Rd4
- 2.cxd4#
- 1...Rd5
- 2.Bg3#
- 1...Bd5
- 2.Qxd6#
- 1...Bf5
- 2.Sf7#
- 1...Sbd5
- 2.Sc4#
- 1...d5
- 2.Qxc7#
- 1...Scd5!
- threat
- 1.Bf3?
- threat
- 2.Bg3#
- 2.Qe4#
- 1...Rxd2
- 2.Bg3#
- 1...Rxc3
- 2.d4#
- 1...Rxf3
- 2.d4#
- 1...Bxf2
- 2.Qe4#
- 1...bxc3
- 2.Qe4#
- 1...Qe1
- 2.Sxd3#
- 1...Re3
- 2.Bg3#
- 2.d4#
- 1...Rd4
- 2.cxd4#
- 1...Rd5
- 2.Bg3#
- 1...Bh2
- 2.Qe4#
- 1...Bd5
- 2.Bg3#
- 2.Qxd6#
- 1...Bf5
- 2.Sf7#
- 2.Bg3#
- 1...Sbd5
- 2.Sc4#
- 1...d5
- 2.Bg3#
- 2.Qxc7#
- 1...Scd5!
- threat
- 1.Bh1?
- Keys
- 1.Bf5!
- threat
- 2.Qe4#
- 1...Rg3+
- 2.Bxg3#
- 1...Rxd2
- 2.Bg3#
- 1...Rxc3
- 2.d4#
- 1...Bxf5
- 2.Sf7#
- 1...Scd5
- 2.Rxe6#
- 1...Qe1
- 2.Sxd3#
- 1...Re3
- 2.d4#
- 1...Rf3
- 2.d4#
- 1...Rh3
- 2.d4#
- 1...Rd4
- 2.cxd4#
- 1...Rd5
- 2.Bg3#
- 1...Bd5
- 2.Qxd6#
- 1...Sbd5
- 2.Sc4#
- 1...d5
- 2.Qxc7#
- threat
- 1.Bf5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 9
- Sets
- Q(a);N_GUARD::S(A),XR(c)
- Q(a);N_GUARD,P_PINP(B)::S(A),XR(c)
- R(c);N_GUARD,XP(B)::B(C)
- R(c);OGATE,XP(D)::P(B)
- R(c);OGATE::P(B)
- R(c);CHECK,N_GUARD::B(C),XR(c)
- B(h);N_GUARD::S(I)
- B(h);N_GUARD::S(I),XB(h)
- Tries
- Try
- B(E);
- Threat
- QAR1(G)
- Vars
- R(c);CHECK,N_GUARD::B(C),XR(c)
- R(c);N_GUARD,XP(B)::B(C)
- R(c);OGATE,XP(D)::P(B)
- Q(a);N_GUARD::S(A),XR(c)
- R(c);OGATE::P(B)
- R(c);OGATE::P(D),XR(c)
- R(c);N_GUARD::B(C)
- B(h);S_CUTR(c)::QAB1(G),XP(g)
- B(h);N_GUARD::S(I)
- S(f);N_GUARD,S_CUTB(h)::S(A)
- P(g);OGATEB::QAB(G),XS(i)
- Refutation
- S(i);
- Try
- B(E);
- Threat
- QAR1(G)
- Vars
- R(c);CHECK,N_GUARD::B(C),XR(c)
- R(c);N_GUARD,XP(B)::B(C)
- R(c);OGATE,XP(D)::P(B)
- Q(a);N_GUARD::S(A),XR(c)
- R(c);OGATE::P(B)
- R(c);OGATE::P(D),XR(c)
- R(c);N_GUARD::B(C)
- B(h);S_CUTR(c)::QAB1(G),XP(g)
- B(h);N_GUARD::S(I)
- S(f);N_GUARD,S_CUTB(h)::S(A)
- P(g);OGATEB::QAB(G),XS(i)
- Refutation
- S(i);
- Try
- B(E);
- Threat
- DUALS(2)
- Vars
- R(c);XP(B)::B(C)
- R(c);OGATE,XP(D)::P(B)
- R(c);OGATE,XB(E)::P(B)
- B(b);XB(C)::QAR1(G)
- P(d);XP(D)::QAR1(G)
- Q(a);N_GUARD::S(A),XR(c)
- R(c);OGATE::P(D),XR(c)
- R(c);::B(C)
- B(b);::QAR1(G)
- S(f);N_GUARD,S_CUTB(h)::S(A)
- Refutation
- S(i);
- Try
- Actual
- B(E);
- Threat
- QAR1(G)
- Vars
- R(c);CHECK,N_GUARD::B(C),XR(c)
- R(c);N_GUARD,XP(B)::B(C)
- R(c);OGATE,XP(D)::P(B)
- B(h);N_GUARD,XB(E)::S(I)
- S(i);N_GUARD::R1(H),XB(h)
- Q(a);N_GUARD::S(A),XR(c)
- R(c);OGATE::P(B)
- R(c);OGATE::P(D),XR(c)
- R(c);N_GUARD::B(C)
- B(h);S_CUTR(c)::QAB1(G),XP(g)
- S(f);N_GUARD,S_CUTB(h)::S(A)
- P(g);OGATEB,SBLOCK::QAB(G),XS(i)
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