MESON Chess Problem Database
Problem Display
PID: 231230 (8/3p4/3Bp3/1p1pK3/kP3P2/p1p2Qp1/r1n3P1/bNNB4 w - - 0 1)
Wrobel, Marian
1st HM., Essener Anzeiger, 1927
#2
9 + 11
| 6490 | yacpdb | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Rb2
- 2.Sxc3#
- 1...Bb2
- 2.Bxc2#
- 1...d4
- 2.Qa8#
- 1...Rb2
- Tries
- 1.Kf6?
- 1...Rb2
- 2.Sxc3#
- 1...Bb2
- 2.Bxc2#
- 1...d4
- 2.Qa8#
- 1...e5!
- 1...Rb2
- 1.Bc5?
- 1...Rb2
- 2.Sxc3#
- 1...Bb2
- 2.Bxc2#
- 1...d4
- 2.Qa8#
- 1...d6+!
- 1...Rb2
- 1.Be7?
- 1...Rb2
- 2.Sxc3#
- 1...Bb2
- 2.Bxc2#
- 1...d4
- 2.Qa8#
- 1...d6+!
- 1...Rb2
- 1.Bf8?
- 1...Rb2
- 2.Sxc3#
- 1...Bb2
- 2.Bxc2#
- 1...d4
- 2.Qa8#
- 1...d6+!
- 1...Rb2
- 1.Qe2?
- 1...Rb2
- 2.Sxc3#
- 1...Bb2
- 2.Bxc2#
- 2.Qxc2#
- 1...d4!
- 1...Rb2
- 1.Qe4?
- 1...Rb2
- 2.Sxc3#
- 1...Bb2
- 2.Bxc2#
- 2.Qxc2#
- 1...d4
- 2.Qa8#
- 1...dxe4!
- 1...Rb2
- 1.Qg4?
- 1...Rb2
- 2.Sxc3#
- 1...Bb2
- 2.Bxc2#
- 1...d4!
- 1...Rb2
- 1.Qxd5?
- threat
- 2.Qb3#
- 2.Qa8#
- 1...Rb2
- 2.Sxc3#
- 2.Qa8#
- 1...exd5!
- threat
- 1.Qh5?
- 1...Rb2
- 2.Sxc3#
- 1...Bb2
- 2.Bxc2#
- 1...d4!
- 1...Rb2
- 1.Qf1?
- 1...Rb2
- 2.Sxc3#
- 1...Bb2
- 2.Bxc2#
- 1...d4!
- 1...Rb2
- 1.Qd3?
- 1...Rb2
- 2.Sxc3#
- 1...Bb2
- 2.Bxc2#
- 2.Qxc2#
- 1...d4!
- 1...Rb2
- 1.Qxg3?
- 1...Rb2
- 2.Sxc3#
- 1...Bb2
- 2.Bxc2#
- 1...d4!
- 1...Rb2
- 1.f5?
- 1...d4
- 2.Qa8#
- 1...Rb2
- 2.Sxc3#
- 1...Bb2
- 2.Bxc2#
- 1...exf5!
- 1...d4
- 1.Kf6?
- Keys
- 1.Qxc3!
- 1...Bxc3+
- 2.Sxc3#
- 1...d4
- 2.Qb3#
- 1...Rb2
- 2.Qxa3#
- 1...Bb2
- 2.Bxc2#
- 1...Bxc3+
- 1.Qxc3!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 2
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- R(b);S_CUTB(a)::S(A),XP(e)
- B(a);S_CUTR(b)::B(C),XS(c)
- P(i);OGATE::QAR(E)
- Tries
- Try
- K(H);S_FLIGHT
- Vars
- R(b);S_CUTB(a)::S(A),XP(e)
- B(a);S_CUTR(b)::B(C),XS(c)
- P(i);OGATE::QAR(E)
- Refutation
- P(j);
- Try
- B(I);
- Vars
- R(b);S_CUTB(a)::S(A),XP(e)
- B(a);S_CUTR(b)::B(C),XS(c)
- P(i);OGATE::QAR(E)
- Refutation
- P(k);CHECK
- Try
- B(I);
- Vars
- R(b);S_CUTB(a)::S(A),XP(e)
- B(a);S_CUTR(b)::B(C),XS(c)
- P(i);OGATE::QAR(E)
- Refutation
- P(k);CHECK
- Try
- B(I);
- Vars
- R(b);S_CUTB(a)::S(A),XP(e)
- B(a);S_CUTR(b)::B(C),XS(c)
- P(i);OGATE::QAR(E)
- Refutation
- P(k);CHECK
- Try
- Q(E);
- Vars
- R(b);S_CUTB(a)::S(A),XP(e)
- Refutation
- P(i);
- Try
- Q(E);
- Vars
- R(b);S_CUTB(a)::S(A),XP(e)
- P(i);OGATE::QAR(E)
- Refutation
- P(i);XQ(E)
- Try
- Q(E);
- Vars
- R(b);S_CUTB(a)::S(A),XP(e)
- B(a);S_CUTR(b)::B(C),XS(c)
- Refutation
- P(i);
- Try
- Q(E);XP(i)
- Threat
- DUALS(2)
- Refutation
- P(j);XQ(E)
- Try
- Q(E);
- Vars
- R(b);S_CUTB(a)::S(A),XP(e)
- B(a);S_CUTR(b)::B(C),XS(c)
- Refutation
- P(i);
- Try
- Q(E);
- Vars
- R(b);S_CUTB(a)::S(A),XP(e)
- B(a);S_CUTR(b)::B(C),XS(c)
- Refutation
- P(i);
- Try
- Q(E);
- Vars
- R(b);S_CUTB(a)::S(A),XP(e)
- Refutation
- P(i);
- Try
- Q(E);XP(f)
- Vars
- R(b);S_CUTB(a)::S(A),XP(e)
- B(a);S_CUTR(b)::B(C),XS(c)
- Refutation
- P(i);
- Try
- P(G);
- Vars
- P(i);OGATE::QAR(E)
- R(b);S_CUTB(a)::S(A),XP(e)
- B(a);S_CUTR(b)::B(C),XS(c)
- Refutation
- P(j);XP(G)
- Try
- Actual
- Q(E);P_SPINQ(E),XP(e)
- Vars
- B(a);CHECK,XQ(E)::S(A),XB(a)
- P(i);N_PINQ(E)::QAB1(E)
- R(b);N_PINQ(E)::QAR1(E),XP(d)
- B(a);S_CUTR(b)::B(C),XS(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).