MESON Chess Problem Database
Problem Display
PID: 60362 (6Q1/5r2/2R2p1n/5r2/1R1NpnB1/1PNkP3/1P1p1P2/3K4 w - - 0 1)
Petkov, Petko Andonov
1st Prize, Shakhmatna misl, 1970
#2
11 + 8
| 3751 | FIDE Album (1968-1970) | 1977 |
SOLUTION
- SOUND
- Sets
- 1...Ra7
- 2.Qc4#
- 1...Rb7
- 2.Qc4#
- 1...Rc7
- 2.Qc4#
- 1...Rd7
- 2.Qc4#
- 1...Re7
- 2.Qc4#
- 1...Rg7
- 2.Qc4#
- 1...Rh7
- 2.Qc4#
- 1...Rf8
- 2.Qc4#
- 1...Se2
- 2.Bxe2#
- 1...Sg2
- 2.Be2#
- 1...Sh3
- 2.Be2#
- 1...Sd5
- 2.Be2#
- 1...Sh5
- 2.Be2#
- 1...Se6
- 2.Be2#
- 1...Sg6
- 2.Be2#
- 1...Ra7
- Tries
- 1.Sb1?
- threat
- 2.Rc3#
- 1...Rc7
- 2.Qc4#
- 1...Se2
- 2.Bxe2#
- 1...Sd5
- 2.Be2#
- 1...Rc5!
- threat
- 1.Sa2?
- threat
- 2.Rc3#
- 1...Rc7
- 2.Qc4#
- 1...Se2
- 2.Bxe2#
- 1...Sd5
- 2.Be2#
- 1...Rc5!
- threat
- 1.Sce2?
- threat
- 2.Rc3#
- 1...Sxe2
- 2.Bxe2#
- 1...Rc5
- 2.Sxf4#
- 1...Rc7
- 2.Qc4#
- 1...Sd5!
- threat
- 1.Scb5?
- threat
- 2.Rc3#
- 1...Rc7
- 2.Qc4#
- 1...Se2
- 2.Bxe2#
- 1...Sd5
- 2.Be2#
- 1...Rc5!
- threat
- 1.Sd5?
- threat
- 2.Rc3#
- 1...Sxd5
- 2.Be2#
- 1...Se2
- 2.Bxe2#
- 1...Rc7!
- threat
- 1.Sc2?
- threat
- 2.Rd4#
- 1...Rd7
- 2.Qc4#
- 1...Se2
- 2.Bxe2#
- 1...Se6
- 2.Be2#
- 1...Rd5!
- threat
- 1.Sde2?
- threat
- 2.Rd4#
- 1...Sxe2
- 2.Bxe2#
- 1...Rd5
- 2.Sxf4#
- 1...Rd7
- 2.Qc4#
- 1...Se6!
- threat
- 1.Sdb5?
- threat
- 2.Rd4#
- 1...Rd7
- 2.Qc4#
- 1...Se2
- 2.Bxe2#
- 1...Se6
- 2.Be2#
- 1...Rd5!
- threat
- 1.Sxf5?
- threat
- 2.Rd4#
- 1...Rd7
- 2.Qc4#
- 1...Se2
- 2.Bxe2#
- 1...Se6
- 2.Be2#
- 1...Sxf5!
- threat
- 1.Se6?
- threat
- 2.Rd4#
- 1...Sxe6
- 2.Be2#
- 1...Rd5
- 2.Sxf4#
- 1...Se2
- 2.Bxe2#
- 1...Rd7!
- threat
- 1.Bxf5?
- threat
- 2.Bxe4#
- 1...Re7
- 2.Qc4#
- 1...Sxf5!
- threat
- 1.Sb1?
- Keys
- 1.Sa4!
- threat
- 2.Rc3#
- 1...Rc5
- 2.Sxc5#
- 1...Rc7
- 2.Qc4#
- 1...Se2
- 2.Bxe2#
- 1...Sd5
- 2.Sc5#
- 2.Be2#
- threat
- 1.Sa4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 13
- Sets
- R(h);OGATE::QAB1(K)
- S(d);N_GUARD::B(I),XS(d)
- S(d);N_GUARD::B(I)
- Tries
- Try
- S(E);
- Threat
- R1(J)
- Vars
- R(h);OGATE::QAB1(K)
- S(d);N_GUARD::B(I),XS(d)
- S(d);N_GUARD::B(I)
- Refutation
- R(e);
- Try
- S(E);
- Threat
- R1(J)
- Vars
- R(h);OGATE::QAB1(K)
- S(d);N_GUARD::B(I),XS(d)
- S(d);N_GUARD::B(I)
- Refutation
- R(e);
- Try
- S(E);
- Threat
- R1(J)
- Vars
- S(d);OGATE,XS(E)::B(I),XS(d)
- R(e);N_GUARD::S(E),XS(d)
- R(h);OGATE::QAB1(K)
- Refutation
- S(d);
- Try
- S(E);
- Threat
- R1(J)
- Vars
- R(h);OGATE::QAB1(K)
- S(d);N_GUARD::B(I),XS(d)
- S(d);N_GUARD::B(I)
- Refutation
- R(e);
- Try
- S(E);
- Threat
- R1(J)
- Vars
- S(d);N_GUARD,XS(E)::B(I)
- S(d);N_GUARD::B(I),XS(d)
- Refutation
- R(h);
- Try
- S(H);
- Threat
- R1(G)
- Vars
- R(h);OGATE::QAB1(K)
- S(d);N_GUARD::B(I),XS(d)
- S(d);N_GUARD::B(I)
- Refutation
- R(e);
- Try
- S(H);
- Threat
- R1(G)
- Vars
- S(d);OGATE,XS(H)::B(I),XS(d)
- R(e);N_GUARD::S(H),XS(d)
- R(h);OGATE::QAB1(K)
- Refutation
- S(d);
- Try
- S(H);
- Threat
- R1(G)
- Vars
- R(h);OGATE::QAB1(K)
- S(d);N_GUARD::B(I),XS(d)
- S(d);N_GUARD::B(I)
- Refutation
- R(e);
- Try
- S(H);XR(e)
- Threat
- R1(G)
- Vars
- R(h);OGATE::QAB1(K)
- S(d);N_GUARD::B(I),XS(d)
- S(d);N_GUARD::B(I)
- Refutation
- S(g);XS(H)
- Try
- S(H);
- Threat
- R1(G)
- Vars
- S(d);N_GUARD,XS(H)::B(I)
- R(e);N_GUARD::S(H),XS(d)
- S(d);N_GUARD::B(I),XS(d)
- Refutation
- R(h);
- Try
- B(I);P_PINP(c),XR(e)
- Threat
- B(I),XP(c)
- Vars
- R(h);OGATE::QAB1(K)
- Refutation
- S(g);N_SPINP(c),XB(I)
- Try
- Actual
- S(E);
- Threat
- R1(J)
- Vars
- R(e);N_GUARD::S(E),XR(e)
- R(h);OGATE::QAB1(K)
- S(d);N_GUARD::B(I),XS(d)
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