MESON Chess Problem Database
Problem Display
PID: 244976 (1K3NB1/B5n1/p2k1P2/1nR2b1R/4p3/p3PN2/1Qp4b/8 w - - 0 1)
Kovacevic, Marjan
The Problemist, 2020
#2
10 + 9
SOLUTION
- SOUND
- Sets
- 1...Bg1
- 2.Qe5#
- 1...Be5
- 2.Qxe5#
- 1...Bh3
- 2.Rhd5#
- 1...Bg4
- 2.Rhd5#
- 1...Bg6
- 2.Rhd5#
- 1...Bd7
- 2.Rhd5#
- 1...Bh7
- 2.Rhd5#
- 1...Bc8
- 2.Rhd5#
- 1...Sc3
- 2.Qb6#
- 1...Sd4
- 2.Qxd4#
- 1...Sxa7
- 2.Qd4#
- 1...Sc7
- 2.Qb6#
- 1...c1Q
- 2.Qxh2#
- 1...c1S
- 2.Qxh2#
- 1...c1B
- 2.Qxh2#
- 1...c1R
- 2.Qxh2#
- 1...Bg1
- Tries
- 1.Sxh2?
- threat
- 2.Qe5#
- 1...Sc3
- 2.Qb6#
- 1...Sd4
- 2.Qxd4#
- 1...axb2!
- threat
- 1.Se5?
- threat
- 2.Sc4#
- 2.Sf7#
- 2.Rd5#
- 2.Rc6#
- 1...Bxe5
- 2.Qxe5#
- 1...Sxa7
- 2.Rd5#
- 2.Qd4#
- 1...axb2
- 2.Sc4#
- 2.Sf7#
- 2.Rd5#
- 1...c1Q
- 2.Sf7#
- 2.Rd5#
- 1...c1R
- 2.Sf7#
- 2.Rd5#
- 1...Bg6
- 2.Sc4#
- 2.Rd5#
- 2.Rc6#
- 1...Bd7
- 2.Sc4#
- 2.Sf7#
- 2.Rd5#
- 1...Sc3
- 2.Sc4#
- 2.Sf7#
- 2.Qb6#
- 1...Sd4
- 2.Sc4#
- 2.Sf7#
- 2.Rd5#
- 2.Qxd4#
- 1...Sc7
- 2.Sc4#
- 2.Sf7#
- 2.Rc6#
- 2.Qb6#
- 1...Se6
- 2.Sc4#
- 2.Sf7#
- 1...Be6!
- threat
- 1.Sg5?
- threat
- 2.Sf7#
- 1...Sxa7
- 2.Qd4#
- 1...Be6
- 2.Sxe4#
- 1...Bg6!
- threat
- 1.Rc7?
- threat
- 2.Bc5#
- 2.Qb4#
- 1...Sxa7
- 2.Qxa3#
- 2.Qd4#
- 2.Qb4#
- 1...Sxc7
- 2.Qb6#
- 1...axb2
- 2.Bc5#
- 1...exf3
- 2.Bc5#
- 1...c1Q
- 2.Qxh2#
- 1...c1R
- 2.Qxh2#
- 1...a5
- 2.Bc5#
- 1...Se6!
- threat
- 1.Rxh2?
- threat
- 2.Qe5#
- 1...Sc3
- 2.Qb6#
- 1...Sd4
- 2.Qxd4#
- 1...axb2!
- threat
- 1.Rhxf5?
- threat
- 2.Rfd5#
- 1...Be5
- 2.Qxe5#
- 1...Sc3
- 2.Qb6#
- 1...Sc7
- 2.Qb6#
- 1...Sxf5!
- threat
- 1.Qxc2?
- threat
- 2.Rd5#
- 2.Rc6#
- 2.Qxh2#
- 1...Sxa7
- 2.Rd5#
- 1...Sxh5
- 2.Rd5#
- 2.Rc6#
- 1...exf3
- 2.Rd5#
- 2.Qxh2#
- 1...Bg1
- 2.Rd5#
- 2.Rc6#
- 1...Bg3
- 2.Rd5#
- 2.Rc6#
- 1...Bf4
- 2.Rd5#
- 2.Rc6#
- 1...Be5
- 2.Rd5#
- 2.Rc6#
- 1...Be6
- 2.Rc6#
- 2.Qxh2#
- 1...Bd7
- 2.Rcd5#
- 2.Rhd5#
- 2.Qxh2#
- 1...Sc3
- 2.Qxh2#
- 1...Sd4
- 2.Rd5#
- 2.Qxh2#
- 1...Sc7
- 2.Rc6#
- 2.Qxh2#
- 1...Se6!
- threat
- 1.Qb3?
- threat
- 2.Qd5#
- 1...Sc3
- 2.Qb6#
- 1...Sc7
- 2.Qb6#
- 1...Be6!
- threat
- 1.Qxb5?
- threat
- 2.Rd5#
- 2.Rc6#
- 2.Qxa6#
- 2.Qc6#
- 2.Qb6#
- 1...c1Q
- 2.Rd5#
- 2.Qxa6#
- 2.Qc6#
- 2.Qb6#
- 1...c1R
- 2.Rd5#
- 2.Qxa6#
- 2.Qc6#
- 2.Qb6#
- 1...Be6
- 2.Rc6#
- 2.Qxa6#
- 2.Qc6#
- 2.Qb6#
- 1...Bd7
- 2.Rcd5#
- 2.Rhd5#
- 2.Qxd7#
- 1...Bc8
- 2.Rcd5#
- 2.Rc6#
- 2.Rhd5#
- 2.Qc6#
- 2.Qb6#
- 1...a5
- 2.Rd5#
- 2.Rc6#
- 2.Qa6#
- 2.Qc6#
- 2.Qb6#
- 1...axb5!
- threat
- 1.Sxh2?
- Keys
- 1.Sd4!
- threat
- 2.Rd5#
- 1...Sxd4
- 2.Qxd4#
- 1...Be6
- 2.Rc6#
- 1...Sc3
- 2.Qb6#
- 1...Sc7
- 2.Qb6#
- 1...Se6
- 2.Sxf5#
- threat
- 1.Sd4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 13
- Sets
- B(b);N_GUARD::QAB1(A)
- B(b);N_GUARD::QAB1(A),XB(b)
- B(f);OGATE::R1(E)
- S(e);OGATE::QAR2(A)
- S(e);N_GUARD::QAR2(A),XS(e)
- S(e);N_GUARD,XB(G)::QAR2(A)
- P(a);OGATE::QAB(A),XB(b)
- Tries
- Try
- S(C);XB(b)
- Threat
- QAB1(A)
- Vars
- S(e);OGATE::QAR2(A)
- S(e);N_GUARD::QAR2(A),XS(e)
- Refutation
- P(c);XQ(A)
- Try
- S(C);
- Threat
- DUALS(4)
- Vars
- B(b);OGATE,XS(C)::QAB1(A),XB(b)
- Refutation
- B(f);
- Try
- S(C);
- Threat
- S(C)
- Vars
- S(e);N_GUARD,XB(G)::QAR2(A)
- B(f);N_GUARD::S(C),XP(d)
- Refutation
- B(f);
- Try
- R(D);
- Threat
- DUALS(2)
- Vars
- S(e);OGATE,XR(D)::QAR2(A)
- P(c);XQ(A)::B(G)
- P(d);XS(C)::B(G)
- P(a);OGATE::QAB(A),XB(b)
- P(g);::B(G)
- Refutation
- S(i);
- Try
- R(E);XB(b)
- Threat
- QAB1(A)
- Vars
- S(e);OGATE::QAR2(A)
- S(e);N_GUARD::QAR2(A),XS(e)
- Refutation
- P(c);XQ(A)
- Try
- R(E);XB(f)
- Threat
- R1(E)
- Vars
- B(b);N_GUARD::QAB1(A),XB(b)
- S(e);OGATE::QAR2(A)
- Refutation
- S(i);XR(E)
- Try
- Q(A);XP(a)
- Threat
- DUALS(3)
- Vars
- S(e);XB(G)::R1(D)
- S(e);::QAB(A),XB(b)
- Refutation
- S(i);
- Try
- Q(A);
- Threat
- QAR1(A)
- Vars
- S(e);OGATE::QAR2(A)
- Refutation
- B(f);
- Try
- Q(A);XS(e)
- Threat
- DUALS(5)
- Refutation
- P(g);XQ(A)
- Try
- Actual
- S(C);
- Threat
- R1(D)
- Vars
- S(e);OGATE,XS(C)::QAR2(A),XS(e)
- B(f);::R1(D)
- S(e);OGATE::QAR2(A)
- S(i);N_GUARD::S(C),XB(f)
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