MESON Chess Problem Database
Problem Display
PID: 10002 (Q7/3N1p2/3pp3/1Npr4/2p1k2p/5RP1/3P4/5K1B w - - 0 1)
Mansfield, Comins
Manchester Guardian, 1961
#2
8 + 8
| 3550 | Complete Mansfield/II | 1997 |
SOLUTION
- SOUND
- Sets
- 1...c3
- 2.d3#
- 1...e5
- 2.Sf6#
- 1...f5
- 2.Ra3#
- 2.Rb3#
- 2.Rc3#
- 2.Re3#
- 1...c3
- Tries
- 1.Ke2?
- threat
- 2.Rf1#
- 2.Rf2#
- 2.Rf4#
- 2.Rf6#
- 2.Rxf7#
- 1...f5
- 2.Rf1#
- 2.Rf2#
- 2.Ra3#
- 2.Rb3#
- 2.Rc3#
- 2.Rd3#
- 2.Re3#
- 2.Rf4#
- 1...f6
- 2.Rf1#
- 2.Rf2#
- 2.Rf4#
- 2.Rxf6#
- 1...hxg3!
- threat
- 1.Qxd5+?
- 1...Kxd5
- 2.Rf2#
- 2.Ra3#
- 2.Rb3#
- 2.Rc3#
- 2.Rd3#
- 2.Re3#
- 2.Rf4#
- 2.Rf5#
- 2.Rf6#
- 2.Rxf7#
- 1...exd5!
- 1...Kxd5
- 1.Qa1?
- threat
- 2.Sf6#
- 2.Qe1#
- 1...Rxd2
- 2.Sf6#
- 1...Rd3
- 2.Sf6#
- 2.Rf4#
- 1...Rd4
- 2.Sc3#
- 1...Re5
- 2.Sf6#
- 1...Rg5
- 2.Sf6#
- 1...Rh5
- 2.Sf6#
- 1...c3
- 2.Qe1#
- 1...f6
- 2.Sxf6#
- 2.Qe1#
- 1...Rf5!
- threat
- 1.Qa3?
- threat
- 2.Rf2#
- 2.Rf4#
- 2.Rf6#
- 2.Rxf7#
- 2.Qe3#
- 1...Rxd2
- 2.Rf2#
- 2.Rf4#
- 1...hxg3
- 2.Qe3#
- 1...Rd3
- 2.Rf4#
- 1...Rd4
- 2.Sc3#
- 2.Rf2#
- 2.Rf4#
- 2.Rf6#
- 2.Rxf7#
- 1...Re5
- 2.Sf6#
- 2.Rf2#
- 2.Rf4#
- 2.Rf6#
- 2.Rxf7#
- 1...Rf5
- 2.Rf4#
- 1...Rg5
- 2.Rf2#
- 2.Rf4#
- 2.Rf6#
- 2.Rxf7#
- 1...Rh5
- 2.Rf2#
- 2.Rf4#
- 2.Rf6#
- 2.Rxf7#
- 1...f5
- 2.Rf2#
- 2.Rb3#
- 2.Rc3#
- 2.Rd3#
- 2.Re3#
- 2.Rf4#
- 2.Qe3#
- 1...f6
- 2.Rf2#
- 2.Rf4#
- 2.Rxf6#
- 2.Qe3#
- 1...c3!
- threat
- 1.d4?
- threat
- 2.Sf6#
- 1...cxd4
- 2.Sxd6#
- 1...f6
- 2.Sxf6#
- 1...cxd4 ep!
- threat
- 1.Ke2?
- Keys
- 1.Qh8!
- threat
- 2.Sc3#
- 2.Qxh4#
- 1...Rxd2
- 2.Sc3#
- 1...hxg3
- 2.Sc3#
- 2.Qh4#
- 1...Rd3
- 2.Rf4#
- 1...Rd4
- 2.Sc3#
- 1...Re5
- 2.Sf6#
- 1...Rf5
- 2.Sc3#
- 1...Rg5
- 2.Sc3#
- 1...Rh5
- 2.Sc3#
- 1...h3
- 2.Sc3#
- 2.Qh4#
- 1...c3
- 2.Sxc3#
- 2.Qxh4#
- 1...e5
- 2.Sf6#
- 2.Qxh4#
- 1...f5
- 2.Sc3#
- 2.Ra3#
- 2.Rb3#
- 2.Rc3#
- 2.Re3#
- 1...f6
- 2.Qxh4#
- threat
- 1.Qh8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 8
- REMOVED MATES = 2
- Sets
- P(a);N_GUARD::P(C)
- P(g);SBLOCK::S(G)
- Tries
- Try
- K(A);S_FLIGHT
- Threat
- DUALS(5)
- Refutation
- P(c);XP(E)
- Try
- Q(H);CHECK,XR(e)
- Refutation
- P(g);XQ(H)
- Try
- Q(H);N_PINR(e)
- Threat
- DUALS(2)
- Vars
- R(e);XP(C)::S(G)
- R(e);SBLOCK::S(F)
- R(e);::S(G)
- P(a);::QAR(H)
- Refutation
- R(e);P_PINR(D)
- Try
- Q(H);N_PINR(e)
- Threat
- DUALS(5)
- Vars
- P(c);XP(E)::QAR1(H)
- R(e);::B(B)+R(D),DCHECK
- R(e);P_PINR(D)::B(B)+R(D),DCHECK
- Refutation
- P(a);
- Try
- P(C);
- Threat
- S(G)
- Vars
- P(d);SBLOCK,XP(C)::S(F),XP(f)
- P(h);::S(G),XP(h)
- Refutation
- P(a);EP,XP(C)
- Try
- Actual
- Q(H);N_PINR(e)
- Threat
- DUALS(2)
- Vars
- R(e);XP(C)::S(F)
- R(e);SBLOCK::B(B)+R(D),DCHECK
- R(e);::S(F)
- R(e);SBLOCK::S(G)
- R(e);P_PINR(D)::S(F)
- P(h);::QAR(H),XP(c)
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