MESON Chess Problem Database
Problem Display
PID: 53472 (3R1R2/2Q1nb2/4B3/2p1r3/4k2p/1PP1N2N/3B2P1/4K3 w - - 0 1)
de Thomaz, R
Source?, 1935
#2
11 + 6
| 785 | Het Belgisch Schaakbord (L'Echiquier Belge) | 1949 |
SOLUTION
- SOUND
- Sets
- 1...Rd5
- 2.Sf2#
- 1...Rg5
- 2.Sf2#
- 2.Sxg5#
- 2.Qf4#
- 1...Rh5
- 2.Sf2#
- 2.Qf4#
- 1...Rxe6
- 2.Sf2#
- 2.Sg5#
- 2.Qf4#
- 1...Bh5
- 2.Sf2#
- 2.Rf4#
- 1...Bxe6
- 2.Sf2#
- 2.Rf4#
- 1...Bg6
- 2.Sf2#
- 2.Rf4#
- 1...Be8
- 2.Sf2#
- 2.Rf4#
- 1...Bg8
- 2.Sf2#
- 2.Rf4#
- 1...c4
- 2.Rd4#
- 2.Qxc4#
- 1...Rd5
- Tries
- 1.Sd1?
- threat
- 2.Sdf2#
- 2.Shf2#
- 1...Rxe6
- 2.Qf4#
- 1...Rf5!
- threat
- 1.Sf1?
- threat
- 2.Sf2#
- 1...Rxe6
- 2.Qf4#
- 1...Rf5!
- threat
- 1.Sc2?
- threat
- 2.Sf2#
- 1...Rxe6
- 2.Qf4#
- 1...Rf5!
- threat
- 1.Sc4?
- threat
- 2.Sf2#
- 2.Qxe5#
- 1...Rxe6
- 2.Qf4#
- 1...Rd5
- 2.Sf2#
- 1...Sd5
- 2.Sf2#
- 1...Rg5
- 2.Sf2#
- 2.Sxg5#
- 2.Qf4#
- 1...Rh5
- 2.Sf2#
- 2.Qf4#
- 1...Sc6
- 2.Sf2#
- 1...Sg6
- 2.Sf2#
- 1...Rf5!
- threat
- 1.Sg4?
- threat
- 2.Shf2#
- 2.Sgf2#
- 2.Sf6#
- 2.Qxe5#
- 1...Rxe6
- 2.Qf4#
- 1...Bxe6
- 2.Shf2#
- 2.Sgf2#
- 2.Rf4#
- 2.Qxe5#
- 1...Rd5
- 2.Shf2#
- 2.Sgf2#
- 1...Sd5
- 2.Shf2#
- 2.Sgf2#
- 1...Rg5
- 2.Shf2#
- 2.Sxg5#
- 2.Sgf2#
- 2.Sf6#
- 2.Qf4#
- 1...Rh5
- 2.Shf2#
- 2.Sgf2#
- 2.Sf6#
- 2.Qf4#
- 1...Sc6
- 2.Shf2#
- 2.Sgf2#
- 2.Sf6#
- 1...Sg6
- 2.Shf2#
- 2.Sgf2#
- 2.Sf6#
- 1...Sg8
- 2.Shf2#
- 2.Sgf2#
- 2.Qxe5#
- 1...Rf5!
- threat
- 1.Sf5?
- threat
- 2.Sf2#
- 2.Sg5#
- 1...Rxe6
- 2.Qf4#
- 1...Rd5
- 2.Sf2#
- 1...Sd5
- 2.Sf2#
- 1...Rxf5!
- threat
- 1.Bc4?
- threat
- 2.Bd3#
- 1...Bxc4
- 2.Sf2#
- 2.Rf4#
- 1...Rd5
- 2.Sf2#
- 2.Qf4#
- 1...Bd5
- 2.Sf2#
- 2.Rf4#
- 1...Sd5!
- threat
- 1.Bd5+?
- 1...Kd3
- 2.Sf2#
- 2.Sf4#
- 1...Rxd5
- 2.Sf2#
- 1...Bxd5
- 2.Sf2#
- 1...Sxd5!
- 1...Kd3
- 1.Qxe7?
- threat
- 2.Bf5#
- 2.Qxh4#
- 1...Bxe6
- 2.Sf2#
- 2.Rf4#
- 1...Rd5
- 2.Bf5#
- 1...Rf5
- 2.Bxf5#
- 1...Rg5
- 2.Bf5#
- 1...Rh5
- 2.Bf5#
- 1...Bh5
- 2.Sf2#
- 2.Bf5#
- 2.Rf4#
- 1...Bg6
- 2.Sf2#
- 2.Rf4#
- 2.Qxh4#
- 1...Rxe6!
- threat
- 1.Sd1?
- Keys
- 1.Rde8!
- 1...Kd3
- 2.Sf2#
- 1...Rxe6
- 2.Sf2#
- 1...Bxe6
- 2.Sf2#
- 1...Bxe8
- 2.Sf2#
- 1...Rf5
- 2.Bxf5#
- 1...Rd5
- 2.Sf2#
- 1...Rg5
- 2.Sf2#
- 1...Rh5
- 2.Sf2#
- 1...Bh5
- 2.Sf2#
- 1...Bg6
- 2.Sf2#
- 1...Bg8
- 2.Sf2#
- 1...Sd5
- 2.Bf5#
- 1...Sf5
- 2.Bxf5#
- 1...Sc6
- 2.Bf5#
- 1...Sg6
- 2.Bf5#
- 1...Sc8
- 2.Bf5#
- 1...Sg8
- 2.Bf5#
- 1...c4
- 2.Qxc4#
- 1...Kd3
- 1.Rde8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 17
- REMOVED MATES = 0
- Sets
- R(d);::S(G)
- Tries
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- R(d);OGATE,XB(H)::QAR1(I)
- Refutation
- R(d);
- Try
- S(F);
- Threat
- S(G)
- Vars
- R(d);OGATE,XB(H)::QAR1(I)
- Refutation
- R(d);
- Try
- S(F);
- Threat
- S(G)
- Vars
- R(d);OGATE,XB(H)::QAR1(I)
- Refutation
- R(d);
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- R(d);OGATE,XB(H)::QAR1(I)
- R(d);::S(G)
- S(e);::S(G)
- Refutation
- R(d);
- Try
- S(F);
- Threat
- DUALS(4)
- Vars
- R(d);OGATE,XB(H)::QAR1(I)
- Refutation
- R(d);
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- R(d);OGATE,XB(H)::QAR1(I)
- R(d);::S(G)
- S(e);::S(G)
- Refutation
- R(d);XS(F)
- Try
- B(H);
- Threat
- B(H)
- Refutation
- S(e);
- Try
- B(H);CHECK
- Vars
- R(d);XB(H)::S(G)
- B(f);XB(H)::S(G)
- Refutation
- S(e);XB(H)
- Try
- Q(I);XS(e)
- Threat
- DUALS(2)
- Vars
- R(d);::QAR(I)+B(H),DCHECK
- R(d);::QAR(I)+B(H),DCHECK,XR(d)
- Refutation
- R(d);P_SPINR(d),XB(H)
- Try
- Actual
- R(J);
- Vars
- K(a);P_PINS(F),S_FLIGHT::S(G)
- R(d);XB(H)::S(G)
- B(f);XB(H)::S(G)
- B(f);XR(J)::S(G)
- R(d);N_GUARD,S_CUTS(e)::B(H),XR(d)
- R(d);::S(G)
- B(f);::S(G)
- S(e);N_GUARD,S_CUTR(d)::B(H)
- S(e);N_GUARD,S_CUTR(d)::B(H),XS(e)
- P(c);OGATE::QAR2(I),XP(c)
Developed and maintained by Brian Stephenson.
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