MESON Chess Problem Database
Problem Display
PID: 387 (8/7p/7P/3p2K1/1Q2p1P1/N2k3N/3r4/2BB1n2 w - - 0 1)
Warton, Thomas Joseph
The Observer, 1939
(First published on Sun Apr 9 1939)
#2
8 + 6
| 15239 | Valois Notebooks | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Ke3
- 2.Qc3#
- 1...Rxd1
- 2.Sf4#
- 1...Ra2
- 2.Sf4#
- 1...Rb2
- 2.Sf4#
- 1...Rc2
- 2.Sf4#
- 1...Re2
- 2.Sf4#
- 1...Rf2
- 2.Sxf2#
- 1...Rg2
- 2.Sf4#
- 1...Rh2
- 2.Sf4#
- 1...Sh2
- 2.Qxd2#
- 1...Se3
- 2.Sf4#
- 2.Qxd2#
- 1...Sg3
- 2.Qxd2#
- 1...e3
- 2.Sf4#
- 1...d4
- 2.Qb3#
- 1...Ke3
- Tries
- 1.Kh4?
- 1...Ke3
- 2.Qc3#
- 1...Rxd1
- 2.Sf4#
- 1...Ra2
- 2.Sf4#
- 1...Rb2
- 2.Sf4#
- 1...Rc2
- 2.Sf4#
- 1...Re2
- 2.Sf4#
- 1...Rf2
- 2.Sxf2#
- 1...Rg2
- 2.Sf4#
- 1...Sh2
- 2.Qxd2#
- 1...Se3
- 2.Sf4#
- 2.Qxd2#
- 1...Sg3
- 2.Qxd2#
- 1...e3
- 2.Sf4#
- 1...d4
- 2.Qb3#
- 1...Rh2!
- 1...Ke3
- 1.Sb1?
- threat
- 2.Qc3#
- 1...Ke3
- 2.Qc3#
- 1...Rc2
- 2.Sf4#
- 1...e3
- 2.Sf4#
- 1...d4
- 2.Qb3#
- 1...Rxd1!
- threat
- 1.Sc2?
- threat
- 2.Sf4#
- 2.Qb3#
- 2.Qd4#
- 1...Rxc2
- 2.Sf4#
- 1...Rf2
- 2.Se1#
- 2.Sxf2#
- 2.Qb3#
- 2.Qd4#
- 1...e3
- 2.Se1#
- 2.Sf4#
- 2.Qd4#
- 1...d4
- 2.Sf4#
- 2.Qb3#
- 2.Qxd4#
- 1...Rxd1!
- threat
- 1.Sb5?
- threat
- 2.Qc3#
- 2.Qb3#
- 2.Qd4#
- 1...Ke3
- 2.Qa3#
- 2.Qc3#
- 2.Qb3#
- 2.Qd4#
- 1...Rb2
- 2.Sf4#
- 2.Qc3#
- 2.Qd4#
- 1...Rc2
- 2.Sf4#
- 2.Qd4#
- 1...e3
- 2.Sf4#
- 2.Qd4#
- 1...d4
- 2.Qb3#
- 2.Qxd4#
- 1...Rxd1!
- threat
- 1.Bxd2?
- threat
- 2.Sf2#
- 2.Sf4#
- 2.Qc3#
- 1...e3
- 2.Sf4#
- 1...d4
- 2.Sf2#
- 2.Sf4#
- 1...Sxd2!
- threat
- 1.Bf3?
- 1...Ke3
- 2.Qc3#
- 1...Rh2
- 2.Sf4#
- 1...Rd1
- 2.Sf2#
- 2.Sf4#
- 1...Ra2
- 2.Sf4#
- 1...Rb2
- 2.Sf4#
- 1...Rc2
- 2.Sf4#
- 1...Re2
- 2.Sf4#
- 1...Rf2
- 2.Sxf2#
- 2.Sf4#
- 1...Rg2
- 2.Sf4#
- 1...Sh2
- 2.Qxd2#
- 1...Se3
- 2.Sf4#
- 2.Qxd2#
- 1...Sg3
- 2.Qxd2#
- 1...e3
- 2.Sf4#
- 1...d4
- 2.Qb3#
- 1...exf3!
- 1...Ke3
- 1.Qc4+?
- 1...Ke3
- 2.Sc2#
- 2.Qc3#
- 1...dxc4!
- 1...Ke3
- 1.Kh4?
- Keys
- 1.Kf6!
- 1...Rf2+
- 2.Sxf2#
- 1...Ke3
- 2.Qc3#
- 1...Rxd1
- 2.Sf4#
- 1...Rh2
- 2.Sf4#
- 1...Ra2
- 2.Sf4#
- 1...Rb2
- 2.Sf4#
- 1...Rc2
- 2.Sf4#
- 1...Re2
- 2.Sf4#
- 1...Rg2
- 2.Sf4#
- 1...Sh2
- 2.Qxd2#
- 1...Se3
- 2.Sf4#
- 2.Qxd2#
- 1...Sg3
- 2.Qxd2#
- 1...e3
- 2.Sf4#
- 1...d4
- 2.Qb3#
- 1...Rf2+
- 1.Kf6!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- K(c);P-FLIGHT,P_SPINR(b)::QAR2(E)
- R(b);XB(B)::S(D)
- R(b);::S(D)
- R(b);N_GUARD::S(D),XR(b)
- R(b);P_PINP(F)::S(D)
- S(a);N_GUARD::QAR1(E),XR(b)
- P(d);SBLOCK::S(D)
- P(e);SBLOCK::QAR2(E)
- Tries
- Try
- K(G);S_FLIGHT
- Vars
- K(c);P-FLIGHT,P_SPINR(b)::QAR2(E)
- R(b);XB(B)::S(D)
- R(b);::S(D)
- R(b);N_GUARD::S(D),XR(b)
- S(a);N_GUARD::QAR1(E),XR(b)
- P(d);SBLOCK::S(D)
- P(e);SBLOCK::QAR2(E)
- Refutation
- R(b);P_PINS(D)
- Try
- S(C);
- Threat
- QAR1(E)
- Vars
- K(c);P-FLIGHT,P_SPINR(b)::QAR2(E)
- R(b);::S(D)
- P(d);SBLOCK::S(D)
- P(e);SBLOCK::QAR2(E)
- Refutation
- R(b);XB(B)
- Try
- S(C);
- Threat
- DUALS(3)
- Vars
- R(b);XS(C)::S(D)
- Refutation
- R(b);XB(B)
- Try
- S(C);
- Threat
- DUALS(3)
- Refutation
- R(b);XB(B)
- Try
- B(A);XR(b)
- Threat
- DUALS(3)
- Vars
- P(d);::S(D)
- Refutation
- S(a);XB(A)
- Try
- B(B);
- Vars
- K(c);P-FLIGHT,P_SPINR(b)::QAR2(E)
- R(b);::S(D)
- R(b);P_PINP(F)::S(D)
- S(a);N_GUARD::QAR1(E),XR(b)
- P(d);SBLOCK::S(D)
- P(e);SBLOCK::QAR2(E)
- Refutation
- P(d);XB(B)
- Try
- Q(E);CHECK
- Refutation
- P(e);XQ(E)
- Try
- Actual
- K(G);S_FLIGHT
- Vars
- R(b);CHECK,N_GUARD::S(D),XR(b)
- K(c);P-FLIGHT,P_SPINR(b)::QAR2(E)
- R(b);XB(B)::S(D)
- R(b);::S(D)
- S(a);N_GUARD::QAR1(E),XR(b)
- P(d);SBLOCK::S(D)
- P(e);SBLOCK::QAR2(E)
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