MESON Chess Problem Database
Problem Display
PID: 22328 (2N3BK/2Q4p/r2p2p1/qPpnP3/4k1P1/p4NP1/3bPP2/8 w - - 0 1)
Bakcsi, Gyorgy
3rd Prize, Pedagogusok Lapja, 1979
#2
11 + 10
SOLUTION
- SOUND
- Sets
- 1...Ra7
- 2.Sxd6#
- 1...Ra8
- 2.Sxd6#
- 1...Sb6
- 2.Sxd6#
- 1...c4
- 2.Qxc4#
- 1...dxe5
- 2.Qxe5#
- 1...g5
- 2.Bxh7#
- 2.Qxh7#
- 1...Ra7
- Tries
- 1.Qxd6?
- threat
- 2.Bxd5#
- 2.Qxd5#
- 1...Rxd6
- 2.Sxd6#
- 1...Sc3
- 2.Sxd2#
- 2.Qd3#
- 1...Se3
- 2.Sg5#
- 2.Qd3#
- 1...Sb4
- 2.Sxd2#
- 1...Sf4
- 2.Sg5#
- 1...Sb6
- 2.Qd3#
- 1...Sf6
- 2.Qd3#
- 1...Sc7
- 2.Qd3#
- 1...Se7
- 2.Qd3#
- 1...Qd8!
- threat
- 1.Qxc5?
- threat
- 2.Bxd5#
- 2.Qd4#
- 2.Qc2#
- 2.Qc4#
- 2.Qxd5#
- 1...Qxb5
- 2.Bxd5#
- 2.Qd4#
- 1...dxe5
- 2.Bxd5#
- 2.Qc2#
- 2.Qc4#
- 2.Qxd5#
- 1...Qc3
- 2.Bxd5#
- 2.Qxd5#
- 1...Qb4
- 2.Bxd5#
- 2.Qc2#
- 2.Qxd5#
- 1...Qb6
- 2.Bxd5#
- 2.Qc2#
- 2.Qxd5#
- 1...Qc7
- 2.Bxd5#
- 2.Qd4#
- 2.Qxd5#
- 1...Qd8
- 2.Qd4#
- 2.Qc2#
- 2.Qc4#
- 2.Qxd5#
- 1...Qa4
- 2.Bxd5#
- 2.Qxd5#
- 1...Rc6
- 2.Bxd5#
- 2.Qd4#
- 2.Qxd5#
- 1...Bc3
- 2.Bxd5#
- 2.Qxd5#
- 1...Be3
- 2.Bxd5#
- 2.Qc2#
- 2.Qxd5#
- 1...Sc3
- 2.Sxd2#
- 2.Qd4#
- 2.Qc4#
- 1...Se3
- 2.Sg5#
- 2.Qd4#
- 1...Sb4
- 2.Sxd2#
- 2.Qd4#
- 2.Qc4#
- 1...Sf4
- 2.Sg5#
- 2.Qd4#
- 2.Qc4#
- 1...Sb6
- 2.Sxd6#
- 2.Qd4#
- 2.Qc2#
- 1...Sf6
- 2.Qd4#
- 2.Qc2#
- 2.Qc4#
- 1...Sc7
- 2.Qd4#
- 2.Qc2#
- 2.Qc4#
- 1...Se7
- 2.Qd4#
- 2.Qc2#
- 2.Qc4#
- 1...dxc5!
- threat
- 1.Qc6?
- threat
- 2.Sxd6#
- 2.Bxd5#
- 2.Qxd5#
- 1...dxe5
- 2.Sd6#
- 2.Bxd5#
- 2.Qxd5#
- 1...Qc7
- 2.Bxd5#
- 2.Qxd5#
- 1...Qd8
- 2.Qxd5#
- 1...Rxc6!
- threat
- 1.Qb7?
- threat
- 2.Bxd5#
- 2.Qxd5#
- 1...Qd8
- 2.Qxd5#
- 1...Rc6!
- threat
- 1.Qxd6?
- Keys
- 1.Qf7!
- threat
- 2.Qxd5#
- 1...Sc3
- 2.Qc4#
- 1...Se3
- 2.Qf4#
- 1...Sb4
- 2.Qc4#
- 1...Sf4
- 2.Qc4#
- 1...Sb6
- 2.Sxd6#
- 1...Sf6
- 2.Qc4#
- 1...Sc7
- 2.Qc4#
- 1...Se7
- 2.Qc4#
- threat
- 1.Qf7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 7
- REMOVED MATES = 4
- Sets
- R(g);N_GUARD::S(I),XP(h)
- S(f);S_CUTR(g)::S(I),XP(h)
- P(e);OGATE::QAR2(H),XP(e)
- P(h);OGATE,XP(G)::QAR1(H),XP(h)
- Tries
- Try
- Q(H);XP(h)
- Threat
- DUALS(2)
- Vars
- R(g);XQ(H)::S(I),XR(g)
- S(f);S_CUTQ(d)::S(C),XB(a)
- S(f);S_CUTB(a)::S(C)
- S(f);OGATE::QAB1(H)
- Refutation
- Q(d);P_PINB(J)
- Try
- Q(H);XP(e)
- Threat
- DUALS(5)
- Refutation
- P(h);XQ(H)
- Try
- Q(H);P_PINS(f)
- Threat
- DUALS(3)
- Vars
- Q(d);P_PINB(J)::QAB1(H),XS(f)
- Refutation
- R(g);N_SPINS(f),XQ(H)
- Try
- Q(H);P_PINS(f)
- Threat
- DUALS(2)
- Vars
- Q(d);P_PINB(J)::QAB1(H),XS(f)
- Refutation
- R(g);N_SPINS(f)
- Try
- Actual
- Q(H);
- Threat
- QAB1(H),XS(f)
- Vars
- S(f);OGATE::QAR2(H)
- S(f);N_GUARD,S_CUTB(a)::QAR1(H)
- S(f);S_CUTR(g)::S(I),XP(h)
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