MESON Chess Problem Database
Problem Display
PID: 142122 (5b2/4pPp1/2p1P1Qp/R1pk1PpP/2NP1nR1/K2nP3/3N4/5B2 w - - 0 1)
Petrovici, Valeriu
Thema Danicum, 1996
#2
13 + 10
SOLUTION
- SOUND
- Sets
- 1...Sc1
- 2.Rxc5#
- 1...Se1
- 2.Rxc5#
- 1...Sb2
- 2.Rxc5#
- 1...Sf2
- 2.Rxc5#
- 1...Sb4
- 2.Rxc5#
- 1...Se5
- 2.Rxc5#
- 1...Se2
- 2.Bg2#
- 1...Sg2
- 2.Bxg2#
- 1...Sh3
- 2.Bg2#
- 1...Sxh5
- 2.Bg2#
- 1...Sxe6
- 2.Bg2#
- 2.Qxe6#
- 1...Sxg6
- 2.Bg2#
- 1...Sc1
- Tries
- 1.Kb3?
- 1...Sxh5
- 2.Bg2#
- 1...Sxe6
- 2.Bg2#
- 2.Qxe6#
- 1...Sxg6
- 2.Bg2#
- 1...Se1
- 2.Rxc5#
- 1...Sb2
- 2.Rxc5#
- 1...Sf2
- 2.Rxc5#
- 1...Sb4
- 2.Rxc5#
- 1...Se5
- 2.Rxc5#
- 1...Se2
- 2.Bg2#
- 1...Sg2
- 2.Bxg2#
- 1...Sh3
- 2.Bg2#
- 1...Sc1+!
- 1...Sxh5
- 1.Ka4?
- 1...Sxh5
- 2.Bg2#
- 1...Sxe6
- 2.Bg2#
- 2.Qxe6#
- 1...Sxg6
- 2.Bg2#
- 1...Sc1
- 2.Rxc5#
- 1...Se1
- 2.Rxc5#
- 1...Sf2
- 2.Rxc5#
- 1...Sb4
- 2.Rxc5#
- 1...Se5
- 2.Rxc5#
- 1...Se2
- 2.Bg2#
- 1...Sg2
- 2.Bxg2#
- 1...Sh3
- 2.Bg2#
- 1...Sb2+!
- 1...Sxh5
- 1.Be2?
- threat
- 2.Bf3#
- 1...Se1
- 2.Rxc5#
- 1...Sf2
- 2.Rxc5#
- 1...Se5
- 2.Rxc5#
- 1...Sxe2!
- threat
- 1.Bxd3?
- threat
- 2.Be4#
- 2.Rxc5#
- 1...Sxe6
- 2.Be4#
- 2.Qxe6#
- 1...Sxd3!
- threat
- 1.Bh3?
- 1...Sxh5
- 2.Bg2#
- 1...Sxe6
- 2.Bg2#
- 2.Qxe6#
- 1...Sxg6
- 2.Bg2#
- 1...Sc1
- 2.Rxc5#
- 1...Se1
- 2.Rxc5#
- 1...Sb2
- 2.Rxc5#
- 1...Sf2
- 2.Rxc5#
- 1...Sb4
- 2.Rxc5#
- 1...Se5
- 2.Rxc5#
- 1...Se2
- 2.Bg2#
- 1...Sg2
- 2.Bxg2#
- 1...Sxh3!
- 1...Sxh5
- 1.Rg1?
- 1...Sxh5
- 2.Bg2#
- 1...Sxe6
- 2.Bg2#
- 2.Qxe6#
- 1...Sxg6
- 2.Bg2#
- 1...Sc1
- 2.Rxc5#
- 1...Se1
- 2.Rxc5#
- 1...Sb2
- 2.Rxc5#
- 1...Sf2
- 2.Rxc5#
- 1...Sb4
- 2.Rxc5#
- 1...Se5
- 2.Rxc5#
- 1...Se2
- 2.Bg2#
- 1...Sg2
- 2.Bxg2#
- 1...Sh3
- 2.Bg2#
- 1...g4!
- 1...Sxh5
- 1.Rg3?
- 1...Sxh5
- 2.Bg2#
- 1...Sxe6
- 2.Bg2#
- 2.Qxe6#
- 1...Sxg6
- 2.Bg2#
- 1...Sc1
- 2.Rxc5#
- 1...Se1
- 2.Rxc5#
- 1...Sb2
- 2.Rxc5#
- 1...Sf2
- 2.Rxc5#
- 1...Sb4
- 2.Rxc5#
- 1...Se5
- 2.Rxc5#
- 1...Se2
- 2.Bg2#
- 1...Sg2
- 2.Bxg2#
- 1...Sh3
- 2.Bg2#
- 1...g4!
- 1...Sxh5
- 1.Rxf4?
- threat
- 2.Bg2#
- 1...Sxf4
- 2.Rxc5#
- 1...Se1
- 2.Rxc5#
- 1...Sf2
- 2.Rxc5#
- 1...Se5
- 2.Rxc5#
- 1...gxf4!
- threat
- 1.Rxg5?
- 1...Sxh5
- 2.Bg2#
- 1...Sxe6
- 2.Bg2#
- 2.Qxe6#
- 1...Sxg6
- 2.Bg2#
- 1...Sc1
- 2.Rxc5#
- 1...Se1
- 2.Rxc5#
- 1...Sb2
- 2.Rxc5#
- 1...Sf2
- 2.Rxc5#
- 1...Sb4
- 2.Rxc5#
- 1...Se5
- 2.Rxc5#
- 1...Se2
- 2.Bg2#
- 1...Sg2
- 2.Bxg2#
- 1...Sh3
- 2.Bg2#
- 1...hxg5!
- 1...Sxh5
- 1.Rb5?
- 1...Sxh5
- 2.Bg2#
- 1...Sxe6
- 2.Bg2#
- 2.Qxe6#
- 1...Sxg6
- 2.Bg2#
- 1...Sc1
- 2.Rxc5#
- 1...Se1
- 2.Rxc5#
- 1...Sb2
- 2.Rxc5#
- 1...Sf2
- 2.Rxc5#
- 1...Sb4
- 2.Rxc5#
- 1...Se5
- 2.Rxc5#
- 1...Se2
- 2.Bg2#
- 1...Sg2
- 2.Bxg2#
- 1...Sh3
- 2.Bg2#
- 1...cxb5!
- 1...Sxh5
- 1.Qh7?
- 1...Sxh5
- 2.Bg2#
- 1...Sxe6
- 2.Bg2#
- 1...Sc1
- 2.Rxc5#
- 1...Se1
- 2.Rxc5#
- 1...Sb2
- 2.Rxc5#
- 1...Sf2
- 2.Rxc5#
- 1...Sb4
- 2.Rxc5#
- 1...Se5
- 2.Rxc5#
- 1...Se2
- 2.Bg2#
- 1...Sg2
- 2.Bxg2#
- 1...Sh3
- 2.Bg2#
- 1...Sg6
- 2.Bg2#
- 1...g6!
- 1...Sxh5
- 1.Qxg7?
- threat
- 2.e4#
- 1...Sf2
- 2.Rxc5#
- 2.Qe5#
- 1...Se5
- 2.Rxc5#
- 2.Qxe5#
- 1...Bxg7!
- threat
- 1.Kb3?
- Keys
- 1.Se4!
- 1...Kxc4
- 2.Rxc5#
- 1...Kxe4
- 2.Bg2#
- 1...Sxh5
- 2.Sb6#
- 1...Sxe6
- 2.Sb6#
- 2.Qxe6#
- 1...Sxg6
- 2.Sb6#
- 1...Sc1
- 2.Sc3#
- 1...Se1
- 2.Sc3#
- 1...Sb2
- 2.Sc3#
- 1...Sf2
- 2.Sc3#
- 1...Sb4
- 2.Sc3#
- 1...Se5
- 2.Sc3#
- 1...Se2
- 2.Sb6#
- 1...Sg2
- 2.Sb6#
- 1...Sh3
- 2.Sb6#
- 1...Kxc4
- 1.Se4!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 11
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- S(a);N_GUARD::R1(H),XP(c)
- S(b);N_GUARD::B(A)
- S(b);N_GUARD::B(A),XS(b)
- S(b);N_GUARD,XP(J)::B(A)
- S(b);N_GUARD,XQ(L)::B(A)
- Tries
- Try
- K(C);P-FLIGHT
- Vars
- S(b);N_GUARD,XP(J)::B(A)
- S(b);N_GUARD,XQ(L)::B(A)
- S(a);N_GUARD::R1(H),XP(c)
- S(b);N_GUARD::B(A)
- S(b);N_GUARD::B(A),XS(b)
- Refutation
- S(a);CHECK
- Try
- K(C);P-FLIGHT
- Vars
- S(b);N_GUARD,XP(J)::B(A)
- S(b);N_GUARD,XQ(L)::B(A)
- S(a);N_GUARD::R1(H),XP(c)
- S(b);N_GUARD::B(A)
- S(b);N_GUARD::B(A),XS(b)
- Refutation
- S(a);CHECK
- Try
- B(A);
- Threat
- B(A)
- Vars
- S(a);N_GUARD::R1(H),XP(c)
- Refutation
- S(b);XB(A)
- Try
- B(A);XS(a)
- Threat
- DUALS(2)
- Refutation
- S(b);XB(A)
- Try
- B(A);
- Vars
- S(b);N_GUARD,XP(J)::B(A)
- S(b);N_GUARD,XQ(L)::B(A)
- S(a);N_GUARD::R1(H),XP(c)
- S(b);N_GUARD::B(A)
- S(b);N_GUARD::B(A),XS(b)
- Refutation
- S(b);XB(A)
- Try
- R(G);
- Vars
- S(b);N_GUARD,XP(J)::B(A)
- S(b);N_GUARD,XQ(L)::B(A)
- S(a);N_GUARD::R1(H),XP(c)
- S(b);N_GUARD::B(A)
- S(b);N_GUARD::B(A),XS(b)
- Refutation
- P(e);
- Try
- R(G);
- Vars
- S(b);N_GUARD,XP(J)::B(A)
- S(b);N_GUARD,XQ(L)::B(A)
- S(a);N_GUARD::R1(H),XP(c)
- S(b);N_GUARD::B(A)
- S(b);N_GUARD::B(A),XS(b)
- Refutation
- P(e);
- Try
- R(G);XS(b)
- Threat
- B(A)
- Vars
- S(a);N_GUARD,XR(G)::R1(H),XP(c)
- S(a);N_GUARD::R1(H),XP(c)
- Refutation
- P(e);XR(G)
- Try
- R(G);XP(e)
- Vars
- S(b);N_GUARD,XP(J)::B(A)
- S(b);N_GUARD,XQ(L)::B(A)
- S(a);N_GUARD::R1(H),XP(c)
- S(b);N_GUARD::B(A)
- S(b);N_GUARD::B(A),XS(b)
- Refutation
- P(g);XR(G)
- Try
- R(H);
- Vars
- S(b);N_GUARD,XP(J)::B(A)
- S(b);N_GUARD,XQ(L)::B(A)
- S(a);N_GUARD::R1(H),XP(c)
- S(b);N_GUARD::B(A)
- S(b);N_GUARD::B(A),XS(b)
- Refutation
- P(f);N_SPINP(c),XR(H)
- Try
- Q(L);
- Vars
- S(b);N_GUARD,XP(J)::B(A)
- S(b);N_GUARD,XP(K)::B(A)
- S(a);N_GUARD::R1(H),XP(c)
- S(b);N_GUARD::B(A)
- S(b);N_GUARD::B(A),XS(b)
- Refutation
- P(i);
- Try
- Q(L);XP(i)
- Threat
- P(D)
- Refutation
- B(j);XQ(L)
- Try
- Actual
- S(B);
- Vars
- K(d);N_SPINP(c),P_SPINS(a),S_FLIGHT,XS(E)::R1(H),XP(c)
- K(d);N_SPINP(c),OGATEB,P_SPINS(b),S_FLIGHT,XS(B)::B(A)
- S(b);XP(J)::S(E)
- S(b);XQ(L)::S(E)
- S(a);::S(B)
- S(b);::S(E)
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