MESON Chess Problem Database
Problem Display
PID: 161103 (k7/PppN2p1/R2nK1P1/1R1Q4/5P2/8/8/8 w - - 0 1)
Healey, Percy E
The Field, 1906
(First published on Sat Sep 1 1906)
#2
8 + 5
| 15351 | SCPF/BCPS Black Books | 2017 |
| 15239 | Valois Notebooks | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Sc4
- 2.Qxb7#
- 1...Se4
- 2.Qxb7#
- 1...Sf5
- 2.Qxb7#
- 1...Sf7
- 2.Qxb7#
- 1...Sc8
- 2.Qxb7#
- 1...Se8
- 2.Qxb7#
- 1...c5
- 2.Sb6#
- 1...c6
- 2.Sb6#
- 1...Sc4
- Tries
- 1.Sc5?
- 1...Sxb5
- 2.Qxb7#
- 2.Qd8#
- 1...Sc4
- 2.Qxb7#
- 2.Qd8#
- 1...Se4
- 2.Qxb7#
- 2.Qd8#
- 1...Sf5
- 2.Qxb7#
- 2.Qd8#
- 1...Sf7
- 2.Qxb7#
- 1...Sc8
- 2.Qxb7#
- 1...Se8
- 2.Qxb7#
- 2.Qd8#
- 1...c6!
- 1...Sxb5
- 1.Rb1?
- 1...c6
- 2.Sb6#
- 1...Sc4
- 2.Qxb7#
- 1...Se4
- 2.Qxb7#
- 1...Sf5
- 2.Qxb7#
- 1...Sf7
- 2.Qxb7#
- 1...Sc8
- 2.Qxb7#
- 1...Se8
- 2.Qxb7#
- 1...c5
- 2.Sb6#
- 1...Sb5!
- 1...c6
- 1.Rb2?
- 1...c6
- 2.Sb6#
- 1...Sc4
- 2.Qxb7#
- 1...Se4
- 2.Qxb7#
- 1...Sf5
- 2.Qxb7#
- 1...Sf7
- 2.Qxb7#
- 1...Sc8
- 2.Qxb7#
- 1...Se8
- 2.Qxb7#
- 1...c5
- 2.Sb6#
- 1...Sb5!
- 1...c6
- 1.Rb3?
- 1...c6
- 2.Sb6#
- 1...Sc4
- 2.Qxb7#
- 1...Se4
- 2.Qxb7#
- 1...Sf5
- 2.Qxb7#
- 1...Sf7
- 2.Qxb7#
- 1...Sc8
- 2.Qxb7#
- 1...Se8
- 2.Qxb7#
- 1...c5
- 2.Sb6#
- 1...Sb5!
- 1...c6
- 1.Rb4?
- 1...c6
- 2.Sb6#
- 1...Sc4
- 2.Qxb7#
- 1...Se4
- 2.Qxb7#
- 1...Sf5
- 2.Qxb7#
- 1...Sf7
- 2.Qxb7#
- 1...Sc8
- 2.Qxb7#
- 1...Se8
- 2.Qxb7#
- 1...c5
- 2.Sb6#
- 1...Sb5!
- 1...c6
- 1.Ra1?
- 1...c6
- 2.Sb6#
- 1...Sc4
- 2.Qxb7#
- 1...Se4
- 2.Qxb7#
- 1...Sf5
- 2.Qxb7#
- 1...Sf7
- 2.Qxb7#
- 1...Sc8
- 2.Qxb7#
- 1...Se8
- 2.Qxb7#
- 1...c5
- 2.Sb6#
- 1...Sxb5!
- 1...c6
- 1.Ra2?
- 1...c6
- 2.Sb6#
- 1...Sc4
- 2.Qxb7#
- 1...Se4
- 2.Qxb7#
- 1...Sf5
- 2.Qxb7#
- 1...Sf7
- 2.Qxb7#
- 1...Sc8
- 2.Qxb7#
- 1...Se8
- 2.Qxb7#
- 1...c5
- 2.Sb6#
- 1...Sxb5!
- 1...c6
- 1.Ra3?
- 1...c6
- 2.Sb6#
- 1...Sc4
- 2.Qxb7#
- 1...Se4
- 2.Qxb7#
- 1...Sf5
- 2.Qxb7#
- 1...Sf7
- 2.Qxb7#
- 1...Sc8
- 2.Qxb7#
- 1...Se8
- 2.Qxb7#
- 1...c5
- 2.Sb6#
- 1...Sxb5!
- 1...c6
- 1.Ra4?
- 1...c6
- 2.Sb6#
- 1...Sc4
- 2.Qxb7#
- 1...Se4
- 2.Qxb7#
- 1...Sf5
- 2.Qxb7#
- 1...Sf7
- 2.Qxb7#
- 1...Sc8
- 2.Qxb7#
- 1...Se8
- 2.Qxb7#
- 1...c5
- 2.Sb6#
- 1...Sxb5!
- 1...c6
- 1.Raa5?
- 1...c6
- 2.Sb6#
- 1...Sc4
- 2.Qxb7#
- 1...Se4
- 2.Qxb7#
- 1...Sf5
- 2.Qxb7#
- 1...Sf7
- 2.Qxb7#
- 1...Sc8
- 2.Qxb7#
- 1...Se8
- 2.Qxb7#
- 1...c5
- 2.Sb6#
- 1...Sxb5!
- 1...c6
- 1.Rxd6?
- threat
- 2.Qxb7#
- 1...Kxa7
- 2.Ra5#
- 2.Qa2#
- 2.Qxb7#
- 1...c6!
- threat
- 1.Qc6?
- 1...bxc6
- 2.Rb8#
- 1...Sc4
- 2.Qxb7#
- 1...Se4
- 2.Qxb7#
- 1...Sf5
- 2.Qxb7#
- 1...Sf7
- 2.Qxb7#
- 1...Sc8
- 2.Qxb7#
- 1...Se8
- 2.Qxb7#
- 1...Sxb5!
- 1...bxc6
- 1.Qxd6?
- threat
- 2.Qf8#
- 1...cxd6
- 2.Sb6#
- 1...b6
- 2.Qc6#
- 1...bxa6!
- threat
- 1.f5?
- 1...Sxf5
- 2.Qxb7#
- 1...c6
- 2.Sb6#
- 1...Sc4
- 2.Qxb7#
- 1...Se4
- 2.Qxb7#
- 1...Sf7
- 2.Qxb7#
- 1...Sc8
- 2.Qxb7#
- 1...Se8
- 2.Qxb7#
- 1...c5
- 2.Sb6#
- 1...Sxb5!
- 1...Sxf5
- 1.Sc5?
- Keys
- 1.Qh1!
- 1...Sxb5
- 2.Qh8#
- 1...c6
- 2.Sb6#
- 1...Sc4
- 2.Qxb7#
- 2.Qh8#
- 1...Se4
- 2.Qh8#
- 1...Sf5
- 2.Qxb7#
- 2.Qh8#
- 1...Sf7
- 2.Qxb7#
- 1...Sc8
- 2.Qxb7#
- 1...Se8
- 2.Qxb7#
- 1...c5
- 2.Sb6#
- 1...Sxb5
- 1.Qh1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 1
- ADDED MATES = 1
- REMOVED MATES = 2
- Sets
- S(a);N_GUARD::QAB1(C),XP(b)
- P(c);N_GUARD::S(H)
- P(c);N_GUARD,N_SPINP(b)::S(H)
- Tries
- Try
- S(H);
- Vars
- S(a);N_GUARD::QAB1(C),XP(b)
- Refutation
- P(c);N_SPINP(b)
- Try
- R(B);
- Vars
- P(c);N_GUARD,N_SPINP(b)::S(H)
- S(a);N_GUARD::QAB1(C),XP(b)
- P(c);N_GUARD::S(H)
- Refutation
- S(a);
- Try
- R(B);
- Vars
- P(c);N_GUARD,N_SPINP(b)::S(H)
- S(a);N_GUARD::QAB1(C),XP(b)
- P(c);N_GUARD::S(H)
- Refutation
- S(a);
- Try
- R(B);
- Vars
- P(c);N_GUARD,N_SPINP(b)::S(H)
- S(a);N_GUARD::QAB1(C),XP(b)
- P(c);N_GUARD::S(H)
- Refutation
- S(a);
- Try
- R(B);
- Vars
- P(c);N_GUARD,N_SPINP(b)::S(H)
- S(a);N_GUARD::QAB1(C),XP(b)
- P(c);N_GUARD::S(H)
- Refutation
- S(a);
- Try
- R(D);
- Vars
- P(c);N_GUARD,N_SPINP(b)::S(H)
- S(a);N_GUARD::QAB1(C),XP(b)
- P(c);N_GUARD::S(H)
- Refutation
- S(a);XR(B)
- Try
- R(D);
- Vars
- P(c);N_GUARD,N_SPINP(b)::S(H)
- S(a);N_GUARD::QAB1(C),XP(b)
- P(c);N_GUARD::S(H)
- Refutation
- S(a);XR(B)
- Try
- R(D);
- Vars
- P(c);N_GUARD,N_SPINP(b)::S(H)
- S(a);N_GUARD::QAB1(C),XP(b)
- P(c);N_GUARD::S(H)
- Refutation
- S(a);XR(B)
- Try
- R(D);
- Vars
- P(c);N_GUARD,N_SPINP(b)::S(H)
- S(a);N_GUARD::QAB1(C),XP(b)
- P(c);N_GUARD::S(H)
- Refutation
- S(a);XR(B)
- Try
- R(D);
- Vars
- P(c);N_GUARD,N_SPINP(b)::S(H)
- S(a);N_GUARD::QAB1(C),XP(b)
- P(c);N_GUARD::S(H)
- Refutation
- S(a);XR(B)
- Try
- R(D);XS(a)
- Threat
- QAB1(C),XP(b)
- Refutation
- P(c);N_SPINP(b)
- Try
- Q(C);
- Vars
- P(b);N_SPINP(b),OGATE,XQ(C)::R1(B)
- S(a);N_GUARD::QAB1(C),XP(b)
- Refutation
- S(a);XR(B)
- Try
- Q(C);N_PINP(b),XS(a)
- Threat
- QAR(C)
- Vars
- P(c);N_GUARD,XQ(C)::S(H)
- P(b);OGATEB::QAB(C)
- Refutation
- P(b);XR(D)
- Try
- P(A);
- Vars
- S(a);N_GUARD,XP(A)::QAB1(C),XP(b)
- P(c);N_GUARD,N_SPINP(b)::S(H)
- S(a);N_GUARD::QAB1(C),XP(b)
- P(c);N_GUARD::S(H)
- Refutation
- S(a);XR(B)
- Try
- Actual
- Q(C);
- Vars
- S(a);N_GUARD,XR(B)::QAB1(C)
- P(c);N_GUARD,N_SPINP(b)::S(H)
- S(a);N_GUARD,N_SPINP(b)::QAB1(C)
- S(a);N_GUARD::QAB1(C),XP(b)
- P(c);N_GUARD::S(H)
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