MESON Chess Problem Database
Problem Display
PID: 101631 (4N2K/B5p1/2p5/2rkNB2/R4b1R/3p3b/3n4/4Q3 w - - 0 1)
Kapros, Jorge Marcelo
diagrammes, 1975
#2
8 + 8
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rc1
- 2.Rd4#
- 1...Rc2
- 2.Rd4#
- 1...Rc3
- 2.Rd4#
- 1...Ra5
- 2.Rd4#
- 1...Rb5
- 2.Rd4#
- 1...Bh2
- 2.Rad4#
- 2.Rhd4#
- 1...Bg3
- 2.Rad4#
- 2.Rhd4#
- 1...Bg5
- 2.Rad4#
- 2.Rhd4#
- 1...Bh6
- 2.Rad4#
- 2.Rhd4#
- 1...Sb1
- 2.Qe4#
- 1...Sf1
- 2.Qe4#
- 1...Sb3
- 2.Qe4#
- 1...Sf3
- 2.Qe4#
- 1...Sc4
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...Rc1
- Tries
- 1.Sxd3?
- threat
- 2.Sxf4#
- 2.Qe6#
- 1...Bxf5
- 2.Sxf4#
- 1...Sc4
- 2.Qe4#
- 1...Rc4
- 2.Qe6#
- 1...Bh2
- 2.Sb4#
- 2.Rad4#
- 2.Rhd4#
- 2.Qe6#
- 1...Bg3
- 2.Sb4#
- 2.Rad4#
- 2.Rhd4#
- 2.Qe6#
- 1...Be5
- 2.Sb4#
- 2.Qxe5#
- 1...Bg5
- 2.Sb4#
- 2.Rad4#
- 2.Rhd4#
- 2.Qe5#
- 2.Qe6#
- 1...Bd6
- 2.Sb4#
- 2.Rad4#
- 2.Rhd4#
- 2.Qe6#
- 1...Bh6
- 2.Sb4#
- 2.Rad4#
- 2.Rhd4#
- 2.Qe5#
- 2.Qe6#
- 1...Bc7
- 2.Sb4#
- 2.Rad4#
- 2.Rhd4#
- 2.Qe6#
- 1...Bb8
- 2.Sb4#
- 2.Rad4#
- 2.Rhd4#
- 2.Qe6#
- 1...Se4
- 2.Qxe4#
- 1...g5
- 2.Qe6#
- 1...Be3!
- threat
- 1.Sf3?
- threat
- 2.Rd4#
- 2.Qe6#
- 1...Bxf5
- 2.Rd4#
- 1...Sxf3
- 2.Qe4#
- 2.Qe6#
- 1...Rc4
- 2.Qe6#
- 1...Be5
- 2.Qxe5#
- 1...Sb3
- 2.Qe4#
- 2.Qe6#
- 1...Sc4
- 2.Qe4#
- 2.Qe6#
- 1...Se4
- 2.Rd4#
- 2.Qxe4#
- 1...Be3!
- threat
- 1.Sg4?
- threat
- 2.Be6#
- 2.Qe6#
- 1...Bxg4
- 2.Qe6#
- 1...Sc4
- 2.Qe4#
- 1...Be5
- 2.Se3#
- 2.Qxe5#
- 1...Se4
- 2.Qxe4#
- 1...Be3!
- threat
- 1.Sg6?
- threat
- 2.Sxf4#
- 2.Se7#
- 2.Qe6#
- 1...Bxf5
- 2.Sxf4#
- 2.Se7#
- 1...Sc4
- 2.Qe4#
- 1...Rc4
- 2.Se7#
- 2.Qe6#
- 1...Bh2
- 2.Se7#
- 2.Rad4#
- 2.Rhd4#
- 2.Qe6#
- 1...Bg3
- 2.Se7#
- 2.Rad4#
- 2.Rhd4#
- 2.Qe6#
- 1...Be5
- 2.Se7#
- 2.Qxe5#
- 1...Bg5
- 2.Rad4#
- 2.Rhd4#
- 2.Qe5#
- 2.Qe6#
- 1...Bd6
- 2.Rad4#
- 2.Rhd4#
- 2.Qe6#
- 1...Bh6
- 2.Se7#
- 2.Rad4#
- 2.Rhd4#
- 2.Qe5#
- 2.Qe6#
- 1...Bc7
- 2.Se7#
- 2.Rad4#
- 2.Rhd4#
- 2.Qe6#
- 1...Bb8
- 2.Se7#
- 2.Rad4#
- 2.Rhd4#
- 2.Qe6#
- 1...Se4
- 2.Qxe4#
- 1...Be3!
- threat
- 1.Sd7?
- threat
- 2.Sb6#
- 2.Qe6#
- 1...Bxf5
- 2.Sb6#
- 1...Sc4
- 2.Qe4#
- 1...Rc1
- 2.Rd4#
- 2.Qe6#
- 1...Rc2
- 2.Rd4#
- 2.Qe6#
- 1...Rc3
- 2.Rd4#
- 2.Qe6#
- 1...Rc4
- 2.Qe6#
- 1...Ra5
- 2.Rd4#
- 2.Qe6#
- 1...Rb5
- 2.Rd4#
- 2.Qe6#
- 1...Be5
- 2.Sb6#
- 2.Qxe5#
- 1...Bc7
- 2.Rad4#
- 2.Rhd4#
- 2.Qe6#
- 1...Se4
- 2.Qxe4#
- 1...Be3!
- threat
- 1.Sf7?
- threat
- 2.Qe6#
- 1...Sc4
- 2.Qe4#
- 1...Be3
- 2.Sc7#
- 1...Be5
- 2.Qxe5#
- 1...Se4
- 2.Qxe4#
- 1...Bxf5!
- threat
- 1.Sxd3?
- Keys
- 1.Sc4!
- threat
- 2.Sb6#
- 1...Kd4
- 2.Qe5#
- 1...Rxc4
- 2.Qe6#
- 1...Sxc4
- 2.Qe4#
- 1...Be3
- 2.Sc7#
- 1...Ra5
- 2.Qe6#
- 1...Rb5
- 2.Qe6#
- 1...Bc7
- 2.Sxc7#
- 2.Qe6#
- 1...Se4
- 2.Qxe4#
- threat
- 1.Sc4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 3
- REMOVED MATES = 7
- Sets
- R(e);::R1(B)
- S(a);N_GUARD::QAB1(A)
- S(a);N_GUARD::QAB1(A),XS(a)
- Tries
- Try
- S(D);XP(b)
- Threat
- DUALS(2)
- Vars
- B(c);XB(E)::S(D),XB(d)
- S(a);N_GUARD::QAB1(A)
- R(e);::QAB1(A)
- S(a);N_GUARD::QAB1(A),XS(a)
- P(h);::QAB1(A)
- Refutation
- B(d);
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- B(c);XB(E)::R1(B)
- R(e);::QAB1(A)
- B(d);N_GUARD::QAR1(A),XB(d)
- Refutation
- B(d);
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- B(c);XS(D)::QAB1(A)
- S(a);N_GUARD::QAB1(A)
- S(a);N_GUARD::QAB1(A),XS(a)
- Refutation
- B(d);
- Try
- S(D);
- Threat
- DUALS(3)
- Vars
- S(a);N_GUARD::QAB1(A)
- S(a);N_GUARD::QAB1(A),XS(a)
- Refutation
- B(d);
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- B(c);XB(E)::S(D)
- S(a);N_GUARD::QAB1(A)
- R(e);::QAB1(A)
- S(a);N_GUARD::QAB1(A),XS(a)
- Refutation
- B(d);
- Try
- S(D);
- Threat
- QAB1(A)
- Vars
- S(a);N_GUARD::QAB1(A)
- B(d);N_GUARD::S(G)
- B(d);N_GUARD::QAR1(A),XB(d)
- S(a);N_GUARD::QAB1(A),XS(a)
- Refutation
- B(c);XB(E)
- Try
- Actual
- S(D);
- Threat
- S(D)
- Vars
- K(f);P-FLIGHT,P_SPINB(d),P_SPINR(e)::QAB1(A)
- R(e);XS(D)::QAB1(A)
- S(a);N_GUARD,XS(D)::QAB1(A)
- B(d);N_GUARD::S(G)
- R(e);::QAB1(A)
- S(a);N_GUARD::QAB1(A),XS(a)
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