MESON Chess Problem Database
Problem Display
PID: 180735 (3r2qb/p4Q2/2N1p3/KPp4R/2kp4/R7/1Pp2NB1/8 w - - 0 1)
Paslack, Rainer
Die Schwalbe, 2018
#2
9 + 9
SOLUTION
- SOUND
- Sets
- 1...Be5
- 2.Sxe5#
- 1...Be5
- Tries
- 1.Ka4?
- threat
- 2.Sa5#
- 1...a5
- 2.Sxa5#
- 1...d3!
- threat
- 1.Se4?
- threat
- 2.Sd2#
- 2.Rxc5#
- 1...Qxg2
- 2.Rxc5#
- 1...Be5
- 2.Sd2#
- 1...c1Q
- 2.Rxc5#
- 1...c1B
- 2.Rxc5#
- 1...Qf8
- 2.Sd2#
- 1...Rd5
- 2.Sd2#
- 1...Qg5!
- threat
- 1.Qxe6+?
- 1...Rd5
- 2.Bxd5#
- 1...Qxe6!
- 1...Rd5
- 1.Qf3?
- threat
- 2.Ra4#
- 2.Qb3#
- 2.Qd3#
- 2.b3#
- 1...c1S
- 2.Ra4#
- 1...Qh7
- 2.Ra4#
- 2.Qb3#
- 2.b3#
- 1...Qg3
- 2.Ra4#
- 2.b3#
- 1...Qg6
- 2.Ra4#
- 2.Qb3#
- 2.b3#
- 1...d3!
- threat
- 1.Qf4?
- threat
- 2.Bf1#
- 2.Rc3#
- 1...Qxg2
- 2.Rc3#
- 1...c1Q
- 2.Qxc1#
- 1...c1S
- 2.Rc3#
- 2.Qxc1#
- 1...c1R
- 2.Qxc1#
- 1...Qh7
- 2.Rc3#
- 1...Qg4
- 2.Rc3#
- 1...Qg5
- 2.Rc3#
- 1...Qg6
- 2.Rc3#
- 1...Be5
- 2.Sxe5#
- 2.Rc3#
- 1...e5
- 2.Rc3#
- 1...Qg3!
- threat
- 1.Qf5?
- threat
- 2.Qxc2#
- 2.Qd3#
- 2.Qxc5#
- 1...c1Q
- 2.Qd3#
- 2.Qxc5#
- 1...c1S
- 2.Qc2#
- 2.Qxc5#
- 1...c1B
- 2.Qc2#
- 2.Qd3#
- 2.Qxc5#
- 1...c1R
- 2.Qd3#
- 2.Qxc5#
- 1...d3
- 2.Qxc5#
- 1...Qh7
- 2.Qxc5#
- 1...Qg3
- 2.Qxc5#
- 1...Qg5
- 2.Qxc2#
- 2.Qd3#
- 1...Qg6
- 2.Qxc5#
- 1...Qf8
- 2.Qxc2#
- 2.Qd3#
- 1...Rd5
- 2.Qxc2#
- 2.Qd3#
- 1...Be5
- 2.Sxe5#
- 2.Qxc2#
- 2.Qd3#
- 1...e5
- 2.Qxc2#
- 2.Qd3#
- 1...exf5!
- threat
- 1.Ka4?
- Keys
- 1.Sxd4!
- threat
- 2.Ra4#
- 1...Kxd4
- 2.Qf4#
- 1...Rxd4
- 2.Rc3#
- 1...Bxd4
- 2.Bf1#
- 1...cxd4
- 2.Qc7#
- threat
- 1.Sxd4!
This is a version of 166768
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 1
- Sets
- B(i);N_GUARD::S(H),XB(i)
- Tries
- Try
- K(E);P-FLIGHT
- Threat
- S(H)
- Vars
- P(f);::S(H),XP(f)
- Refutation
- P(c);
- Try
- S(B);
- Threat
- DUALS(2)
- Vars
- Q(h);XB(C)::R1(G),XP(d)
- B(i);::S(B)
- P(a);::R1(G),XP(d)
- Q(h);::S(B)
- R(g);N_SPINP(e)::S(B)
- Refutation
- Q(h);
- Try
- Q(I);CHECK,XP(e)
- Vars
- R(g);N_GUARD,P_SPINR(g)::B(C),XR(g)
- Refutation
- Q(h);XQ(I)
- Try
- Q(I);N_PINP(e)
- Threat
- DUALS(4)
- Vars
- P(a);::R(D)
- Refutation
- P(c);
- Try
- Q(I);N_PINP(e),P_PINP(c)
- Threat
- DUALS(2)
- Vars
- Q(h);XB(C)::R1(D)
- P(a);OGATEB::QAR(I),XQ(a)
- P(a);OGATEB::QAR(I),XR(a)
- Q(h);::R1(D)
- P(e);::R1(D)
- Refutation
- Q(h);
- Try
- Q(I);N_PINP(e)
- Threat
- DUALS(3)
- Vars
- P(c);::QAR1(I),XP(d)
- Q(h);::QAR1(I),XP(d)
- Refutation
- P(e);XQ(I)
- Try
- Actual
- S(H);XP(c)
- Threat
- R(D)
- Vars
- K(b);N_SPINP(e),OGATEB,P-FLIGHT,XS(H)::QAR2(I)
- R(g);SBLOCK,XS(H)::R1(D)
- B(i);SBLOCK,XS(H)::B(C)
- P(d);OGATEB,SBLOCK,XS(H)::QAR(I)
Developed and maintained by Brian Stephenson.
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