MESON Chess Problem Database
Problem Display
PID: 155568 (4r1N1/8/p3r3/K2Q3R/1p4kB/7n/6NP/bb5B w - - 0 1)
Hartong, Jan
1st HM., Jerusalem Post, 1951/I
(First published on Thu Apr 26 1951)
#2
8 + 8
SOLUTION
- SOUND
- Sets
- 1...Re1
- 2.Sh6#
- 1...Re2
- 2.Sh6#
- 1...Re3
- 2.Sh6#
- 1...Re4
- 2.Qf5#
- 1...Re5
- 2.Sf6#
- 1...Rh6
- 2.Sxh6#
- 1...R6e7
- 2.Sh6#
- 1...Be5
- 2.Qd1#
- 1...Bf6
- 2.Sh6#
- 1...Ba2
- 2.Qf5#
- 1...Bf5
- 2.Qxf5#
- 1...Bg6
- 2.Sh6#
- 1...Re1
- Tries
- 1.Se3+?
- 1...Kf4
- 2.Qf3#
- 1...Rxe3!
- 1...Kf4
- 1.Be1?
- threat
- 2.Rh4#
- 1...Re4
- 2.Qf5#
- 1...Re5
- 2.Sf6#
- 1...Be5
- 2.Qd1#
- 1...Bf5
- 2.Qxf5#
- 1...Rh6
- 2.Sxh6#
- 1...Bf6
- 2.Sh6#
- 1...Be4!
- threat
- 1.Bf2?
- threat
- 2.Rh4#
- 1...Re4
- 2.Qf5#
- 1...Re5
- 2.Sf6#
- 1...Be5
- 2.Qd1#
- 1...Bf5
- 2.Qxf5#
- 1...Rh6
- 2.Sxh6#
- 1...Bf6
- 2.Sh6#
- 1...Be4!
- threat
- 1.Be7?
- threat
- 2.Rh4#
- 1...Re4
- 2.Qf5#
- 1...Re5
- 2.Sf6#
- 1...Be5
- 2.Qd1#
- 1...Rh6
- 2.Sxh6#
- 2.Qd1#
- 1...Bf6
- 2.Sh6#
- 1...Be4!
- threat
- 1.Bd8?
- threat
- 2.Rh4#
- 1...Re4
- 2.Qf5#
- 1...Re5
- 2.Sf6#
- 1...Be5
- 2.Qd1#
- 1...Rh6
- 2.Sxh6#
- 1...Bf6
- 2.Sh6#
- 1...Be4!
- threat
- 1.Se3+?
- Keys
- 1.Bg3!
- threat
- 2.Rh4#
- 1...Re4
- 2.Qf5#
- 1...Re5
- 2.Sf6#
- 1...Be5
- 2.Qd1#
- 1...Be4
- 2.Se3#
- 1...Bf5
- 2.Qxf5#
- 1...Rh6
- 2.Sxh6#
- 1...Bf6
- 2.Sh6#
- threat
- 1.Bg3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 6
- Sets
- R(g);N_GUARD::S(H)
- R(g);S_CUTB(b)::QAB1(F)
- R(g);N_GUARD,P_PINQ(F),S_CUTB(a)::S(H)
- R(g);N_GUARD::S(H),XR(g)
- B(a);S_CUTR(g)::QAB(F)
- B(a);S_CUTR(g)::S(H)
- B(b);N_GUARD::QAB1(F)
- B(b);N_GUARD::QAB1(F),XB(b)
- B(b);S_CUTR(g)::S(H)
- Tries
- Try
- S(B);CHECK
- Vars
- K(e);P-FLIGHT::QAR1(F)
- Refutation
- R(g);XS(B)
- Try
- B(D);
- Threat
- R1(G)
- Vars
- R(g);S_CUTB(b)::QAB1(F)
- R(g);N_GUARD,P_PINQ(F),S_CUTB(a)::S(H)
- B(a);S_CUTR(g)::QAB(F)
- B(b);N_GUARD::QAB1(F),XB(b)
- R(g);N_GUARD::S(H),XR(g)
- B(a);S_CUTR(g)::S(H)
- Refutation
- B(b);
- Try
- B(D);
- Threat
- R1(G)
- Vars
- R(g);S_CUTB(b)::QAB1(F)
- R(g);N_GUARD,P_PINQ(F),S_CUTB(a)::S(H)
- B(a);S_CUTR(g)::QAB(F)
- B(b);N_GUARD::QAB1(F),XB(b)
- R(g);N_GUARD::S(H),XR(g)
- B(a);S_CUTR(g)::S(H)
- Refutation
- B(b);
- Try
- B(D);
- Threat
- R1(G)
- Vars
- R(g);S_CUTB(b)::QAB1(F)
- R(g);N_GUARD,P_PINQ(F),S_CUTB(a)::S(H)
- B(a);S_CUTR(g)::QAB(F)
- B(a);S_CUTR(g)::S(H)
- Refutation
- B(b);
- Try
- B(D);
- Threat
- R1(G)
- Vars
- R(g);S_CUTB(b)::QAB1(F)
- R(g);N_GUARD,P_PINQ(F),S_CUTB(a)::S(H)
- B(a);S_CUTR(g)::QAB(F)
- R(g);N_GUARD::S(H),XR(g)
- B(a);S_CUTR(g)::S(H)
- Refutation
- B(b);
- Try
- Actual
- B(D);
- Threat
- R1(G)
- Vars
- R(g);S_CUTB(b)::QAB1(F)
- R(g);N_GUARD,P_PINQ(F),S_CUTB(a)::S(H)
- B(a);S_CUTR(g)::QAB(F)
- B(b);S_CUTR(g)::S(B)
- B(b);N_GUARD::QAB1(F),XB(b)
- R(g);N_GUARD::S(H),XR(g)
- B(a);S_CUTR(g)::S(H)
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