MESON Chess Problem Database
Problem Display
PID: 117883 (3Nrn1q/4R1R1/7r/1B3p2/Q4B1p/1p3k2/3p1Pp1/1N1b1nK1 w - - 0 1)
Petersen, Filip Jakob
Thema Danicum, 1996
#2
9 + 12
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rh5
- 2.Bc6#
- 1...Rc6
- 2.Bxc6#
- 1...Rh7
- 2.Bc6#
- 1...Bc2
- 2.Be2#
- 1...Be2
- 2.Bxe2#
- 1...Sh2
- 2.Sxd2#
- 1...Se3
- 2.Sxd2#
- 1...Sg3
- 2.Sxd2#
- 1...Rh5
- Tries
- 1.Bxd2?
- threat
- 2.Qf4#
- 1...Sxd2
- 2.Sxd2#
- 1...Se6
- 2.Qa8#
- 1...Sg6
- 2.Bc6#
- 1...f4
- 2.Qe4#
- 2.Qxf4#
- 1...Se3!
- threat
- 1.Be3?
- threat
- 2.Qf4#
- 1...Sxe3
- 2.Sxd2#
- 1...Se6
- 2.Qa8#
- 1...f4
- 2.Qe4#
- 2.Qxf4#
- 1...Sg6!
- threat
- 1.Bg3?
- threat
- 2.Qf4#
- 1...Sxg3
- 2.Sxd2#
- 1...Se6
- 2.Qa8#
- 1...Sg6
- 2.Bc6#
- 1...f4
- 2.Qe4#
- 2.Qxf4#
- 1...hxg3!
- threat
- 1.Be5?
- threat
- 2.Qf4#
- 1...Se6
- 2.Qa8#
- 1...f4
- 2.Qxf4#
- 1...Sg6!
- threat
- 1.Bg5?
- threat
- 2.Qf4#
- 1...f4
- 2.Qxf4#
- 1...Sg6
- 2.Bc6#
- 1...Se6!
- threat
- 1.Bd6?
- threat
- 2.Bc6#
- 2.Qf4#
- 2.Qa8#
- 1...Qxg7
- 2.Bc6#
- 2.Qf4#
- 1...Rxe7
- 2.Qf4#
- 1...Rxd8
- 2.Bc6#
- 2.Qf4#
- 1...Sg6
- 2.Bc6#
- 1...Qg8
- 2.Qf4#
- 1...Re6
- 2.Qf4#
- 1...Rg6
- 2.Bc6#
- 2.Qf4#
- 1...Bc2
- 2.Be2#
- 2.Qf4#
- 1...Se3
- 2.Sxd2#
- 2.Qf4#
- 1...Sg3
- 2.Sxd2#
- 2.Qf4#
- 1...Se6
- 2.Qa8#
- 1...f4
- 2.Bc6#
- 2.Qe4#
- 2.Qxf4#
- 2.Qa8#
- 1...Rxd6!
- threat
- 1.Bxh6?
- threat
- 2.Bc6#
- 2.Qf4#
- 2.Qa8#
- 1...Qxg7
- 2.Bc6#
- 2.Qf4#
- 1...Rxe7
- 2.Qf4#
- 1...Rxd8
- 2.Qf4#
- 1...Sg6
- 2.Bc6#
- 1...Qg8
- 2.Qf4#
- 1...Bc2
- 2.Be2#
- 2.Qf4#
- 1...Se3
- 2.Sxd2#
- 2.Qf4#
- 1...Sg3
- 2.Sxd2#
- 2.Qf4#
- 1...Se6
- 2.Qa8#
- 1...f4
- 2.Bc6#
- 2.Qe4#
- 2.Qxf4#
- 2.Qa8#
- 1...Qxh6!
- threat
- 1.Bc7?
- threat
- 2.Qf4#
- 1...Sg6
- 2.Bc6#
- 1...Se6
- 2.Qa8#
- 1...f4
- 2.Qe4#
- 2.Qxf4#
- 1...Rd6!
- threat
- 1.Bb8?
- threat
- 2.Qf4#
- 1...Sg6
- 2.Bc6#
- 1...Se6
- 2.Qa8#
- 1...f4
- 2.Qe4#
- 2.Qxf4#
- 1...Rd6!
- threat
- 1.Re3+?
- 1...Sxe3
- 2.Sxd2#
- 1...Rxe3!
- 1...Sxe3
- 1.Bxd2?
- Keys
- 1.Bh2!
- threat
- 2.Qf4#
- 1...Sxh2
- 2.Sxd2#
- 1...Sg3
- 2.Sxd2#
- 1...Se6
- 2.Qa8#
- 1...Sg6
- 2.Bc6#
- 1...f4
- 2.Qe4#
- 2.Qxf4#
- threat
- 1.Bh2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 6
- Sets
- R(i);N_GUARD::B(F)
- R(i);N_GUARD::B(F),XR(i)
- B(a);N_GUARD::B(F)
- B(a);N_GUARD::B(F),XB(a)
- S(b);N_GUARD::S(A),XP(c)
- Tries
- Try
- B(E);XP(c)
- Threat
- QAR1(D)
- Vars
- S(b);XB(E)::S(A),XS(b)
- S(k);S_CUTR(i)::QAB(D)
- S(k);S_CUTR(i)::B(F)
- Refutation
- S(b);
- Try
- B(E);
- Threat
- QAR1(D)
- Vars
- S(b);N_GUARD,XB(E)::S(A),XP(c)
- S(k);S_CUTR(i)::QAB(D)
- Refutation
- S(k);
- Try
- B(E);
- Threat
- QAR1(D)
- Vars
- S(b);N_GUARD,XB(E)::S(A),XP(c)
- S(k);S_CUTR(i)::QAB(D)
- S(k);S_CUTR(i)::B(F)
- Refutation
- P(g);XB(E)
- Try
- B(E);
- Threat
- QAR1(D)
- Vars
- S(k);S_CUTR(i)::QAB(D)
- P(h);::QAR1(D),XP(h)
- Refutation
- S(k);
- Try
- B(E);
- Threat
- QAR1(D)
- Vars
- P(h);::QAR1(D),XP(h)
- S(k);S_CUTR(i)::B(F)
- Refutation
- S(k);
- Try
- B(E);
- Threat
- DUALS(3)
- Vars
- R(j);XR(G)::QAR1(D)
- S(k);::B(F)
- Q(l);::QAR1(D)
- R(i);::QAR1(D)
- S(k);::QAB(D)
- Refutation
- R(i);XB(E)
- Try
- B(E);XR(i)
- Threat
- DUALS(3)
- Vars
- R(j);XR(G)::QAR1(D)
- R(j);XS(I)::QAR1(D)
- S(k);::B(F)
- Q(l);::QAR1(D)
- S(k);::QAB(D)
- Refutation
- Q(l);XB(E)
- Try
- B(E);
- Threat
- QAR1(D)
- Vars
- S(k);S_CUTR(i)::B(F)
- S(k);S_CUTR(i)::QAB(D)
- Refutation
- R(i);
- Try
- B(E);
- Threat
- QAR1(D)
- Vars
- S(k);S_CUTR(i)::B(F)
- S(k);S_CUTR(i)::QAB(D)
- Refutation
- R(i);
- Try
- R(G);CHECK
- Vars
- S(b);XR(G)::S(A),XP(c)
- Refutation
- R(j);XR(G)
- Try
- Actual
- B(E);
- Threat
- QAR1(D)
- Vars
- S(b);N_GUARD,XB(E)::S(A),XP(c)
- S(b);N_GUARD::S(A),XP(c)
- S(k);S_CUTR(i)::QAB(D)
- S(k);S_CUTR(i)::B(F)
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