MESON Chess Problem Database
Problem Display
PID: 146335 (2N1r3/3b4/2r5/2p1p1RN/2BBk2n/Q3p2q/K3P3/3Rn3 w - - 0 1)
Robert, Philippe
The Problemist, 2012
#2
9 + 10
SOLUTION
- SOUND
- Sets
- 1...Qf1
- 2.Qxe3#
- 1...Qg2
- 2.Qxe3#
- 1...Qg4
- 2.Qxe3#
- 1...Qf5
- 2.Qxe3#
- 1...Qe6
- 2.Qxe3#
- 1...Qh1
- 2.Qxe3#
- 1...Qh2
- 2.Qxe3#
- 1...Rd6
- 2.Sxd6#
- 1...Rc7
- 2.Sd6#
- 1...Rxc8
- 2.Rxe5#
- 1...Rd8
- 2.Rxe5#
- 1...Rf8
- 2.Rxe5#
- 1...Rg8
- 2.Rxe5#
- 1...Rh8
- 2.Rxe5#
- 1...Be6
- 2.Rxe5#
- 1...Sc2
- 2.Qd3#
- 1...Seg2
- 2.Qd3#
- 1...Sd3
- 2.Qxd3#
- 1...Sef3
- 2.Qd3#
- 2.Qxe3#
- 1...Shf3
- 2.Qxe3#
- 1...exd4
- 2.Bd5#
- 1...Qf1
- Tries
- 1.Sg3+?
- 1...Kf4
- 2.Bxe3#
- 2.Qxe3#
- 1...Qxg3!
- 1...Kf4
- 1.Se7?
- threat
- 2.Bd5#
- 2.Rxe5#
- 1...cxd4
- 2.Bd5#
- 1...exd4
- 2.Bd5#
- 1...Sd3
- 2.Qxd3#
- 1...Qf5
- 2.Bd5#
- 2.Qxe3#
- 1...Qe6
- 2.Qxe3#
- 1...Qh2
- 2.Bd5#
- 2.Qxe3#
- 1...Qg3
- 2.Bd5#
- 1...Rd6
- 2.Rxe5#
- 1...Re6
- 2.Bd5#
- 1...Bf5
- 2.Bd5#
- 1...Be6
- 2.Rxe5#
- 1...Sef3
- 2.Bd5#
- 2.Qd3#
- 2.Qxe3#
- 1...Shf3
- 2.Bd5#
- 2.Qxe3#
- 1...Sf5
- 2.Bd5#
- 1...Sg6
- 2.Bd5#
- 1...Rxe7!
- threat
- 1.Ba1?
- threat
- 2.Bd5#
- 1...Rd6
- 2.Sxd6#
- 1...Be6
- 2.Rxe5#
- 1...Sd3
- 2.Qxd3#
- 1...Qe6!
- threat
- 1.Bb2?
- threat
- 2.Bd5#
- 1...Rd6
- 2.Sxd6#
- 1...Be6
- 2.Rxe5#
- 1...Sd3
- 2.Qxd3#
- 1...Qe6!
- threat
- 1.Bxc5?
- threat
- 2.Bd5#
- 1...Rxc5
- 2.Sd6#
- 1...Qe6
- 2.Qxe3#
- 1...Rd6
- 2.Sxd6#
- 1...Sd3
- 2.Qxd3#
- 1...Be6!
- threat
- 1.Rxe1?
- threat
- 2.Qd3#
- 1...Kxd4
- 2.Qd3#
- 1...Ra6!
- threat
- 1.Qb3?
- threat
- 2.Bd5#
- 1...Sd3
- 2.Qxd3#
- 1...Qe6
- 2.Qxe3#
- 1...Rd6
- 2.Sxd6#
- 1...Be6
- 2.Rxe5#
- 1...Ra6+!
- threat
- 1.Sg3+?
- Keys
- 1.Bxe3!
- threat
- 2.Bd5#
- 1...Sd3
- 2.Qxd3#
- 1...Qe6
- 2.Sg3#
- 1...Rd6
- 2.Sxd6#
- 1...Be6
- 2.Sf6#
- threat
- 1.Bxe3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 0
- REMOVED MATES = 16
- Sets
- Q(c);N_GUARD::QAR1(D),XP(b)
- Q(c);N_GUARD,P_PINP(C)::QAR1(D),XP(b)
- Q(c);N_GUARD,P_PINB(E)::QAR1(D),XP(b)
- R(h);N_GUARD::S(I),XR(h)
- R(h);N_GUARD::S(I)
- R(j);N_GUARD,XS(I)::R1(G),XP(g)
- R(j);N_GUARD::R1(G),XP(g)
- B(i);P_PINB(E),S_CUTR(j)::R1(G),XP(g)
- S(a);N_GUARD::QAB1(D)
- S(a);N_GUARD::QAB1(D),XS(a)
- S(e);S_CUTQ(c)::QAR1(D),XP(b)
- P(g);XB(F)::B(E)
- Tries
- Try
- S(H);CHECK
- Refutation
- Q(c);XS(H)
- Try
- S(I);
- Threat
- DUALS(2)
- Vars
- P(f);XB(F)::B(E)
- P(g);XB(F)::B(E)
- S(a);N_GUARD::QAB1(D),XS(a)
- Q(c);N_GUARD,P_PINB(E)::QAR1(D),XP(b)
- Q(c);::B(E)
- R(h);::R1(G),XP(g)
- R(h);::B(E)
- B(i);::B(E)
- B(i);P_PINB(E)::R1(G),XP(g)
- S(e);::B(E)
- Refutation
- R(j);XS(I)
- Try
- B(F);
- Threat
- B(E)
- Vars
- R(h);N_GUARD::S(I),XR(h)
- B(i);P_PINB(E),S_CUTR(j)::R1(G),XP(g)
- S(a);N_GUARD::QAB1(D),XS(a)
- Refutation
- Q(c);P_PINB(E)
- Try
- B(F);
- Threat
- B(E)
- Vars
- R(h);N_GUARD::S(I),XR(h)
- B(i);P_PINB(E),S_CUTR(j)::R1(G),XP(g)
- S(a);N_GUARD::QAB1(D),XS(a)
- Refutation
- Q(c);P_PINB(E)
- Try
- B(F);XP(f)
- Threat
- B(E)
- Vars
- R(h);N_GUARD,XB(F)::S(I)
- Q(c);N_GUARD,P_PINB(E)::QAR1(D),XP(b)
- R(h);N_GUARD::S(I),XR(h)
- S(a);N_GUARD::QAB1(D),XS(a)
- Refutation
- B(i);P_PINB(E)
- Try
- R(A);XS(a)
- Threat
- QAB1(D)
- Vars
- K(d);P-FLIGHT,XB(F)::QAR1(D)
- Refutation
- R(h);P_PINQ(D)
- Try
- Q(D);
- Threat
- B(E)
- Vars
- S(a);N_GUARD::QAB1(D),XS(a)
- Q(c);N_GUARD::QAR1(D),XP(b)
- R(h);N_GUARD::S(I),XR(h)
- B(i);S_CUTR(j)::R1(G),XP(g)
- Refutation
- R(h);CHECK
- Try
- Actual
- B(F);XP(b)
- Threat
- B(E)
- Vars
- S(a);N_GUARD::QAB1(D),XS(a)
- Q(c);N_GUARD,P_PINB(E)::S(H)
- R(h);N_GUARD::S(I),XR(h)
- B(i);P_PINB(E),S_CUTR(h)::S(H)
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