MESON Chess Problem Database
Problem Display
PID: 61139 (b2r1B2/8/p2n4/b4p2/2k2r2/PpN1QNp1/1P2P1K1/5B2 w - - 0 1)
Ellerman, Arnoldo
3rd HM., Good Companions (March), 1920
#2
9 + 10
| 3132 | The Good Companion Two-Mover | 1922 |
SOLUTION
- SOUND
- Sets
- 1...Rxf3
- 2.exf3#
- 1...Rd4
- 2.Qxd4#
- 1...Re4
- 2.Sd2#
- 1...Bxf3+
- 2.exf3#
- 1...Be4
- 2.Qd4#
- 1...Se4
- 2.Se5#
- 1...Sb5
- 2.Qc5#
- 1...Sb7
- 2.Se5#
- 1...Sf7
- 2.Qc5#
- 1...Sc8
- 2.Qc5#
- 1...Se8
- 2.Qc5#
- 1...Rxf3
- Tries
- 1.Kg1?
- threat
- 2.Sd2#
- 2.Se5#
- 1...Rxf3
- 2.exf3#
- 1...Bxf3
- 2.exf3#
- 1...Rd4
- 2.Qxd4#
- 1...Re4
- 2.Sd2#
- 1...Re8
- 2.Sd2#
- 1...Se4
- 2.Se5#
- 1...Sb5
- 2.Se5#
- 2.Qc5#
- 1...Sb7
- 2.Se5#
- 1...Sf7
- 2.Qc5#
- 1...Sc8
- 2.Se5#
- 2.Qc5#
- 1...Se8
- 2.Se5#
- 2.Qc5#
- 1...Bxc3!
- threat
- 1.Bxd6?
- threat
- 2.Qc5#
- 2.Qd3#
- 1...Bxf3+
- 2.exf3#
- 1...Rxf3
- 2.Qc5#
- 2.exf3#
- 1...Rd4
- 2.Qxd4#
- 1...Rc8
- 2.Qd3#
- 1...Bb4
- 2.Qd3#
- 1...Bb6
- 2.Qd3#
- 1...Be4
- 2.Qd4#
- 2.Qc5#
- 1...Rxd6!
- threat
- 1.Qf2?
- threat
- 2.e4#
- 1...Bxf3+
- 2.exf3#
- 1...Rxf3
- 2.exf3#
- 1...Rd4
- 2.Qxd4#
- 1...Re4
- 2.Sd2#
- 1...Be4
- 2.Qd4#
- 1...Se4
- 2.Se5#
- 1...Sb5
- 2.Qc5#
- 1...Sb7
- 2.Se5#
- 1...Sf7
- 2.Qc5#
- 1...Sc8
- 2.Qc5#
- 1...Se8
- 2.Qc5#
- 1...gxf2!
- threat
- 1.Qb6?
- threat
- 2.e3#
- 2.e4#
- 1...Bxf3+
- 2.exf3#
- 1...Rxf3
- 2.exf3#
- 1...Bxc3
- 2.e4#
- 1...Rd4
- 2.Qxd4#
- 1...Re4
- 2.Sd2#
- 2.e3#
- 1...Be4
- 2.Qd4#
- 1...Se4
- 2.Se5#
- 2.Qxa6#
- 1...Sb5
- 2.Qc5#
- 1...Sb7
- 2.Se5#
- 2.Qxa6#
- 1...Sf7
- 2.Qc5#
- 2.Qxa6#
- 1...Sc8
- 2.Qc5#
- 2.Qxa6#
- 1...Se8
- 2.Qc5#
- 2.Qxa6#
- 1...Bxb6!
- threat
- 1.Qa7?
- threat
- 2.e3#
- 2.e4#
- 1...Bxf3+
- 2.exf3#
- 1...Rxf3
- 2.exf3#
- 1...Bxc3
- 2.e4#
- 1...Rd4
- 2.Qxd4#
- 1...Re4
- 2.Sd2#
- 2.e3#
- 1...Be4
- 2.Qd4#
- 1...Se4
- 2.Se5#
- 2.Qxa6#
- 1...Sb5
- 2.Qc5#
- 1...Sb7
- 2.Se5#
- 2.Qxa6#
- 1...Sf7
- 2.Qc5#
- 2.Qxa6#
- 1...Sc8
- 2.Qc5#
- 2.Qxa6#
- 1...Se8
- 2.Qc5#
- 2.Qxa6#
- 1...Bb6!
- threat
- 1.Qe6+?
- 1...Bd5
- 2.Qxd5#
- 1...Kc5!
- 1...Bd5
- 1.Kg1?
- Keys
- 1.Qg1!
- threat
- 2.e4#
- 1...Bxf3+
- 2.exf3#
- 1...Rxf3
- 2.exf3#
- 1...Rd4
- 2.Qxd4#
- 1...Re4
- 2.Sd2#
- 1...Be4
- 2.Qd4#
- 1...Se4
- 2.Se5#
- 1...Sb5
- 2.Qc5#
- 1...Sb7
- 2.Se5#
- 1...Sf7
- 2.Qc5#
- 1...Sc8
- 2.Qc5#
- 1...Se8
- 2.Qc5#
- threat
- 1.Qg1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- R(d);OGATE,XS(H)::B(A)+P(C),XR(d)
- R(d);N_GUARD::QAR1(G),XR(d)
- R(d);N_PINS(H)::S(H)
- B(i);CHECK,OGATE,XS(H)::B(A)+P(C),XB(i)
- B(i);S_CUTR(d)::QAR1(G)
- S(h);N_PINS(H)::S(H)
- S(h);::QAR1(G)
- Tries
- Try
- K(D);N_SPINS(H),P-FLIGHT
- Threat
- DUALS(2)
- Vars
- R(d);OGATE,XS(H)::B(A)+P(C),XR(d)
- B(i);OGATE,XS(H)::B(A)+P(C),XB(i)
- R(d);N_GUARD::QAR1(G),XR(d)
- R(d);::S(H)
- R(j);::S(H)
- S(h);::S(H)
- S(h);::QAR1(G)
- Refutation
- B(e);XS(F)
- Try
- B(I);XS(h)
- Threat
- DUALS(2)
- Vars
- B(i);CHECK,OGATE,XS(H)::B(A)+P(C),XB(i)
- R(d);N_GUARD::QAR1(G),XR(d)
- R(j);::QAB1(G)
- B(e);::QAB1(G)
- Refutation
- R(j);XB(I)
- Try
- Q(G);
- Threat
- B(A)+P(C)
- Vars
- B(i);CHECK,OGATE,XS(H)::B(A)+P(C),XB(i)
- R(d);OGATE,XS(H)::B(A)+P(C),XR(d)
- R(d);N_GUARD::QAR1(G),XR(d)
- R(d);N_PINS(H)::S(H)
- B(i);S_CUTR(d)::QAR1(G)
- S(h);N_PINS(H)::S(H)
- S(h);::QAR1(G)
- Refutation
- P(b);XQ(G)
- Try
- Q(G);
- Threat
- DUALS(2)
- Vars
- B(i);CHECK,OGATE,XS(H)::B(A)+P(C),XB(i)
- R(d);OGATE,XS(H)::B(A)+P(C),XR(d)
- B(e);XS(F)::B(A)+P(C)
- R(d);N_GUARD::QAR1(G),XR(d)
- B(i);S_CUTR(d)::QAR1(G)
- S(h);::QAR1(G)
- Refutation
- B(e);XQ(G)
- Try
- Q(G);
- Threat
- DUALS(2)
- Vars
- B(i);CHECK,OGATE,XS(H)::B(A)+P(C),XB(i)
- R(d);OGATE,XS(H)::B(A)+P(C),XR(d)
- B(e);XS(F)::B(A)+P(C)
- R(d);N_GUARD::QAR1(G),XR(d)
- B(i);S_CUTR(d)::QAR1(G)
- S(h);::QAR1(G)
- Refutation
- B(e);
- Try
- Q(G);CHECK
- Vars
- B(i);N_GUARD,P_SPINB(i)::QAB1(G),XB(i)
- Refutation
- K(c);P-FLIGHT,P_SPINS(h)
- Try
- Actual
- Q(G);
- Threat
- B(A)+P(C)
- Vars
- B(i);CHECK,OGATE,XS(H)::B(A)+P(C),XB(i)
- R(d);OGATE,XS(H)::B(A)+P(C),XR(d)
- R(d);N_GUARD::QAR1(G),XR(d)
- R(d);N_PINS(H)::S(H)
- B(i);S_CUTR(d)::QAR1(G)
- S(h);N_PINS(H)::S(H)
- S(h);::QAR1(G)
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