MESON Chess Problem Database
Problem Display
PID: 268822 (1R5R/1b3p2/3p4/P1k2pN1/B4Q2/1P2n3/K4b2/6B1 w - - 0 1)
Schmoll, Werner
Troll, 2022
(First published on Wed Jan 5 2022)
#2
9 + 7
SOLUTION
- SOUND
- Sets
- 1...Be1
- 2.Qc4#
- 1...Bg3
- 2.Qc4#
- 1...Bh4
- 2.Qc4#
- 1...Bd5
- 2.Qb4#
- 1...Sd1
- 2.Qc4#
- 1...Sf1
- 2.Qc4#
- 1...Sc2
- 2.Qc4#
- 1...Sg2
- 2.Qc4#
- 1...Sc4
- 2.Qxc4#
- 1...Sg4
- 2.Qc4#
- 1...Sd5
- 2.Qc4#
- 1...d5
- 2.b4#
- 1...Be1
- Tries
- 1.Sxf7?
- threat
- 2.Qxd6#
- 1...Sc4
- 2.Qxc4#
- 1...Bg3
- 2.Qc4#
- 1...Bd5
- 2.Qb4#
- 1...Sd5
- 2.Qc4#
- 1...d5
- 2.b4#
- 1...Kd5!
- threat
- 1.Bh2?
- threat
- 2.Qxd6#
- 1...Kd5
- 2.Qxd6#
- 1...Sc4
- 2.Qxc4#
- 1...Bd5
- 2.Qb4#
- 1...Sd5
- 2.Qc4#
- 1...d5
- 2.b4#
- 1...Bg3!
- threat
- 1.Rbd8?
- threat
- 2.Qxd6#
- 1...Kd5
- 2.Qxd6#
- 1...Sc4
- 2.Qxc4#
- 1...Bg3
- 2.Qc4#
- 1...Sd5
- 2.Qc4#
- 1...d5
- 2.b4#
- 1...Bd5!
- threat
- 1.Rh4?
- threat
- 2.Qd4#
- 1...Kd5
- 2.Qd4#
- 1...Bxh4
- 2.Qc4#
- 1...Sc4
- 2.Qxc4#
- 1...Sd1
- 2.Qc4#
- 1...Sf1
- 2.Qc4#
- 1...Sc2
- 2.Qc4#
- 1...Sg2
- 2.Qc4#
- 1...Sg4
- 2.Qc4#
- 1...Sd5
- 2.Qc4#
- 1...d5
- 2.Qb4#
- 2.b4#
- 1...Be4!
- threat
- 1.Rh6?
- threat
- 2.Qxd6#
- 1...Kd5
- 2.Qxd6#
- 1...Sc4
- 2.Qxc4#
- 1...Bg3
- 2.Qc4#
- 1...Bd5
- 2.Qb4#
- 1...Sd5
- 2.Qc4#
- 1...d5
- 2.b4#
- 1...f6!
- threat
- 1.Sxf7?
- Keys
- 1.Rhd8!
- threat
- 2.Qxd6#
- 1...Kd5
- 2.Qxd6#
- 1...Sc4
- 2.Qxc4#
- 1...Bg3
- 2.Qc4#
- 1...Bd5
- 2.Qb4#
- 1...Sd5
- 2.Qc4#
- 1...d5
- 2.b4#
- threat
- 1.Rhd8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 7
- Sets
- B(a);P_SPINS(b)::QAR1(E)
- B(f);P_PINP(C),SBLOCK::QAB1(E)
- S(b);N_GUARD,P_SPINB(a)::QAR1(E)
- S(b);N_GUARD,P_SPINB(a)::QAR1(E),XS(b)
- P(e);SBLOCK::P(C)
- Tries
- Try
- S(G);XP(g)
- Threat
- QAB1(E),XP(e)
- Vars
- S(b);N_GUARD,P_SPINB(a)::QAR1(E),XS(b)
- B(a);P_SPINS(b)::QAR1(E)
- B(f);P_PINP(C),SBLOCK::QAB1(E)
- S(b);N_GUARD,P_SPINB(a)::QAR1(E)
- P(e);SBLOCK::P(C)
- Refutation
- K(c);P-FLIGHT
- Try
- B(A);
- Threat
- QAB1(E),XP(e)
- Vars
- K(c);P-FLIGHT::QAR1(E),XP(e)
- S(b);N_GUARD::QAR1(E),XS(b)
- B(f);P_PINP(C),SBLOCK::QAB1(E)
- S(b);N_GUARD::QAR1(E)
- P(e);SBLOCK::P(C)
- Refutation
- B(a);
- Try
- R(H);
- Threat
- QAB1(E),XP(e)
- Vars
- K(c);P-FLIGHT,P_SPINP(e)::QAR1(E),XP(e)
- S(b);N_GUARD,P_SPINB(a)::QAR1(E),XS(b)
- B(a);P_SPINS(b)::QAR1(E)
- S(b);N_GUARD,P_SPINB(a)::QAR1(E)
- P(e);::P(C)
- Refutation
- B(f);P_PINP(C)
- Try
- R(I);
- Threat
- QAB1(E)
- Vars
- K(c);P-FLIGHT::QAR1(E)
- B(a);P_SPINS(b),XR(I)::QAR1(E)
- S(b);N_GUARD,P_SPINB(a)::QAR1(E),XS(b)
- S(b);N_GUARD,P_SPINB(a)::QAR1(E)
- Refutation
- B(f);
- Try
- R(I);
- Threat
- QAB1(E),XP(e)
- Vars
- K(c);P-FLIGHT::QAR1(E),XP(e)
- S(b);N_GUARD,P_SPINB(a)::QAR1(E),XS(b)
- B(a);P_SPINS(b)::QAR1(E)
- B(f);P_PINP(C),SBLOCK::QAB1(E)
- S(b);N_GUARD,P_SPINB(a)::QAR1(E)
- P(e);SBLOCK::P(C)
- Refutation
- P(g);
- Try
- Actual
- R(I);
- Threat
- QAB1(E),XP(e)
- Vars
- K(c);P-FLIGHT,P_SPINP(e)::QAR1(E),XP(e)
- S(b);N_GUARD,P_SPINB(a)::QAR1(E),XS(b)
- B(a);P_SPINS(b)::QAR1(E)
- B(f);P_PINP(C),SBLOCK::QAB1(E)
- S(b);N_GUARD,P_SPINB(a)::QAR1(E)
- P(e);::P(C)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).