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Problem Display

PID: 186153 (8/4B3/nN1ppp2/1p2k3/p3p1RN/2Kp4/8/B4n2 w - - 0 1)

Fontana, Robert

Basler Nachrichten, 1943

8/4B3/nN1ppp2/1p2k3/p3p1RN/2Kp4/8/B4n2

#2

6 + 10

15601	Albrecht-Leiss-Degener Collection	2018

SOLUTION

SOUND
Sets
- 1...Sd2
  - 2.Kxd2#
- 1...Sh2
  - 2.Kd2#
- 1...Se3
  - 2.Kd2#
- 1...Sg3
  - 2.Kd2#
- 1...Sb4
  - 2.Kxb4#
- 1...Sc5
  - 2.Kb4#
- 1...Sc7
  - 2.Kb4#
- 1...Sb8
  - 2.Kb4#
- 1...d2
  - 2.Kc2#
- 1...a3
  - 2.Kb3#
- 1...e3
  - 2.Kxd3#
- 1...b4+
  - 2.Kc4#
- 1...d5
  - 2.Sd7#
- 1...f5
  - 2.Sg6#
Tries
- 1.Sc4+?
  - 1...bxc4
    - 2.Kxc4#
  - 1...Kd5!
- 1.Bb2?
  - 1...b4+
    - 2.Kc4#
  - 1...Sd2
    - 2.Kxd2#
  - 1...Sh2
    - 2.Kd2#
  - 1...Se3
    - 2.Kd2#
  - 1...Sg3
    - 2.Kd2#
  - 1...Sb4
    - 2.Kxb4#
  - 1...Sc5
    - 2.Kb4#
  - 1...Sc7
    - 2.Kb4#
  - 1...Sb8
    - 2.Kb4#
  - 1...d2
    - 2.Kc2#
  - 1...e3
    - 2.Kxd3#
  - 1...d5
    - 2.Sd7#
  - 1...f5
    - 2.Sg6#
  - 1...a3!
- 1.Bd8?
  - 1...b4+
    - 2.Kc4#
  - 1...Sd2
    - 2.Kxd2#
  - 1...Sh2
    - 2.Kd2#
  - 1...Se3
    - 2.Kd2#
  - 1...Sg3
    - 2.Kd2#
  - 1...Sb4
    - 2.Kxb4#
  - 1...Sc5
    - 2.Kb4#
  - 1...Sc7
    - 2.Kb4#
  - 1...Sb8
    - 2.Kb4#
  - 1...d2
    - 2.Kc2#
  - 1...a3
    - 2.Kb3#
  - 1...e3
    - 2.Kxd3#
  - 1...f5
    - 2.Sg6#
  - 1...d5!
Keys
- 1.Bf8!
  - 1...b4+
    - 2.Kc4#
  - 1...f5
    - 2.Bg7#
  - 1...Sd2
    - 2.Kxd2#
  - 1...Sh2
    - 2.Kd2#
  - 1...Se3
    - 2.Kd2#
  - 1...Sg3
    - 2.Kd2#
  - 1...Sb4
    - 2.Kxb4#
  - 1...Sc5
    - 2.Kb4#
  - 1...Sc7
    - 2.Kb4#
  - 1...Sb8
    - 2.Kb4#
  - 1...d2
    - 2.Kc2#
  - 1...a3
    - 2.Kb3#
  - 1...e3
    - 2.Kxd3#
  - 1...d5
    - 2.Sd7#

FEATURES

Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 0
- REMOVED MATES = 0
Sets
- S(a);::B(A)+K(B),XS(a)
- S(a);::B(A)+K(B)
- S(g);::B(A)+K(B),XS(g)
- S(g);::B(A)+K(B)
- P(b);::B(A)+K(B)
- P(c);::B(A)+K(B)
- P(d);::B(A)+K(B),XP(b)
- P(e);CHECK::B(A)+K(B)
- P(h);SBLOCK::S(E)
- P(j);SBLOCK::S(D)
Tries
- Try
  - S(E);CHECK
  - Vars
    - P(e);XS(E)::B(A)+K(B),XP(e)
  - Refutation
    - K(f);P-FLIGHT
- Try
  - B(A);
  - Vars
    - P(e);CHECK::B(A)+K(B)
    - S(a);::B(A)+K(B),XS(a)
    - S(a);::B(A)+K(B)
    - S(g);::B(A)+K(B),XS(g)
    - S(g);::B(A)+K(B)
    - P(b);::B(A)+K(B)
    - P(d);::B(A)+K(B),XP(b)
    - P(h);SBLOCK::S(E)
    - P(j);SBLOCK::S(D)
  - Refutation
    - P(c);
- Try
  - B(F);
  - Vars
    - P(e);CHECK::B(A)+K(B)
    - S(a);::B(A)+K(B),XS(a)
    - S(a);::B(A)+K(B)
    - S(g);::B(A)+K(B),XS(g)
    - S(g);::B(A)+K(B)
    - P(b);::B(A)+K(B)
    - P(c);::B(A)+K(B)
    - P(d);::B(A)+K(B),XP(b)
    - P(j);SBLOCK::S(D)
  - Refutation
    - P(h);
Actual
- B(F);
- Vars
  - P(e);CHECK::B(A)+K(B)
  - P(j);OGATEB::B(F)
  - S(a);::B(A)+K(B),XS(a)
  - S(a);::B(A)+K(B)
  - S(g);::B(A)+K(B),XS(g)
  - S(g);::B(A)+K(B)
  - P(b);::B(A)+K(B)
  - P(c);::B(A)+K(B)
  - P(d);::B(A)+K(B),XP(b)
  - P(h);SBLOCK::S(E)

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).