MESON Chess Problem Database
Problem Display
PID: 161167 (2R5/1R4K1/r2kpB2/1P6/8/2n1Nn2/6B1/7Q w - - 0 1)
Dobrescu, Emilian
Revista Romana de Sah, 1956
#2
8 + 5
| 15148 | Sadier Collection | 2017 |
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.Rc6#
- 1...Ra2
- 2.Rc6#
- 1...Ra3
- 2.Rc6#
- 1...Ra4
- 2.Rc6#
- 1...Ra5
- 2.Rc6#
- 1...Rc6
- 2.Rxc6#
- 1...Ra7
- 2.Rc6#
- 1...Ra8
- 2.Rc6#
- 1...Sd5
- 2.Sc4#
- 1...Se1
- 2.Sc4#
- 1...Sg1
- 2.Sc4#
- 1...Sh2
- 2.Sc4#
- 1...Sd4
- 2.Sc4#
- 1...Sh4
- 2.Sc4#
- 1...Se5
- 2.Be7#
- 1...Sg5
- 2.Sc4#
- 1...Ra1
- Tries
- 1.Bd4?
- threat
- 2.Rd8#
- 1...Sxd4
- 2.Sc4#
- 1...e5
- 2.Qh6#
- 1...Ra8
- 2.Rc6#
- 1...Se5
- 2.Bc5#
- 1...Sxb5!
- threat
- 1.Qd1+?
- 1...Sd5
- 2.Sc4#
- 1...Sd2
- 2.Sc4#
- 1...Sd4
- 2.Sc4#
- 1...Sxd1!
- 1...Sd5
- 1.Qh2+?
- 1...Sxh2
- 2.Sc4#
- 1...Se5
- 2.Sc4#
- 2.Bxe5#
- 2.Be7#
- 2.Qxe5#
- 1...e5!
- 1...Sxh2
- 1.Qh5?
- threat
- 2.Sc4#
- 2.Be7#
- 2.Rd8#
- 2.Qc5#
- 1...Sxb5
- 2.Sc4#
- 2.Be7#
- 2.Qc5#
- 1...Ra4
- 2.Be7#
- 2.Rc6#
- 2.Rd8#
- 2.Qc5#
- 1...Rc6
- 2.Be7#
- 2.Rxc6#
- 2.Rd8#
- 1...Ra8
- 2.Sc4#
- 2.Be7#
- 2.Rc6#
- 2.Qc5#
- 1...Sa4
- 2.Sc4#
- 2.Be7#
- 2.Rd8#
- 1...Se4
- 2.Sc4#
- 2.Be7#
- 2.Rd8#
- 1...Sd5
- 2.Sc4#
- 1...Sd2
- 2.Be5#
- 2.Be7#
- 2.Rd8#
- 2.Qc5#
- 2.Qe5#
- 1...Se5
- 2.Bxe5#
- 2.Be7#
- 2.Qxe5#
- 1...Sg5
- 2.Sc4#
- 1...e5!
- threat
- 1.Qh8?
- threat
- 2.Qd8#
- 2.Qf8#
- 1...Rc6
- 2.Rxc6#
- 2.Qf8#
- 1...Sd5
- 2.Sc4#
- 2.Qd8#
- 1...Se5
- 2.Be7#
- 2.Qf8#
- 1...e5!
- threat
- 1.Bd4?
- Keys
- 1.Qa1!
- threat
- 2.Qxa6#
- 1...Rxa1
- 2.Rc6#
- 1...Rc6
- 2.Rxc6#
- 1...Rb6
- 2.Qa3#
- 1...Ra2
- 2.Rc6#
- 1...Ra3
- 2.Rc6#
- 2.Qxa3#
- 1...Ra4
- 2.Rc6#
- 1...Ra5
- 2.Rc6#
- 1...Ra7
- 2.Rc6#
- 1...Ra8
- 2.Rc6#
- 1...Sa2
- 2.Be7#
- 1...Sa4
- 2.Be7#
- 1...Sd5
- 2.Sc4#
- 1...Sd4
- 2.Sc4#
- 1...Se5
- 2.Be7#
- threat
- 1.Qa1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 6
- Sets
- R(c);N_GUARD::R1(H)
- R(c);N_GUARD::R1(H),XR(c)
- R(c);N_GUARD,P_PINR(F)::R1(H)
- S(a);SBLOCK::S(C)
- S(b);::S(C)
- S(b);SBLOCK::B(E)
- Tries
- Try
- B(E);
- Threat
- R(H)
- Vars
- S(b);XB(E)::S(C)
- P(e);OGATEB::QAR(A)
- R(c);N_GUARD::R1(H)
- S(b);SBLOCK::B(E)
- Refutation
- S(a);XP(D)
- Try
- Q(A);CHECK
- Vars
- S(a);P_SPINS(a)::S(C)
- S(b);P_SPINS(b)::S(C)
- Refutation
- S(a);XQ(A)
- Try
- Q(A);CHECK
- Vars
- S(b);XQ(A)::S(C)
- Refutation
- P(e);P_SPINP(e)
- Try
- Q(A);
- Threat
- DUALS(4)
- Vars
- S(a);::S(C)
- S(b);::S(C)
- Refutation
- P(e);
- Try
- Q(A);
- Threat
- DUALS(2)
- Refutation
- P(e);
- Try
- Actual
- Q(A);
- Threat
- QAR(A),XR(c)
- Vars
- R(c);N_GUARD,XQ(A)::R1(H)
- R(c);N_GUARD::R1(H),XR(c)
- R(c);N_GUARD::QAB(A)
- R(c);N_GUARD::R1(H)
- R(c);N_GUARD,P_PINR(F)::R1(H)
- S(a);::B(E)
- S(a);SBLOCK::S(C)
- S(b);::S(C)
- S(b);SBLOCK::B(E)
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