Meson Chess Problem Database

Kardos, Tivadar

Bulletin Ouvrier des Echecs, 1948

12 + 8

6490	yacpdb	2009

Static
- TYPE = MUTATE
- CHANGED MATES = 5
- ADDED MATES = 2
- REMOVED MATES = 0
Sets
- S(e);N_GUARD::S(L),XP(g)
- P(g);N_GUARD::QAR1(H)
Tries
- Try
  - K(K);S_FLIGHT
  - Vars
    - S(e);N_GUARD::S(L),XP(g)
    - P(g);N_GUARD::QAR1(H)
  - Refutation
    - S(e);CHECK
- Try
  - K(K);S_FLIGHT
  - Vars
    - S(e);N_GUARD::S(L),XP(g)
    - P(g);N_GUARD::QAR1(H)
  - Refutation
    - S(e);CHECK
- Try
  - S(L);
  - Threat
    - B(C),XS(a)
  - Vars
    - P(g);OGATE,XS(L)::QAR1(H),XP(g)
  - Refutation
    - K(d);N_SPINB(c),S_FLIGHT
- Try
  - B(C);
  - Vars
    - S(e);N_GUARD::S(L),XP(g)
    - P(g);N_GUARD::QAR1(H)
  - Refutation
    - P(b);N_SPINS(a)
- Try
  - R(E);
  - Vars
    - S(e);N_GUARD::S(L),XP(g)
    - P(g);N_GUARD::QAR1(H)
  - Refutation
    - P(f);N_SPINB(c)
- Try
  - Q(H);CHECK
  - Vars
    - K(d);N_SPINS(a),OGATE,P-FLIGHT,XP(F)::QAR1(H),XS(a)
  - Refutation
    - K(d);N_SPINB(c),S_FLIGHT,XQ(H)
- Try
  - Q(H);CHECK,XP(h)
  - Vars
    - K(d);N_SPINS(a),P-FLIGHT,XP(F)::QAR1(H)
  - Refutation
    - K(d);N_SPINB(c),S_FLIGHT
- Try
  - P(D);
  - Vars
    - S(e);N_GUARD::S(L),XP(g)
    - P(g);N_GUARD::QAR1(H)
  - Refutation
    - P(f);XP(D)
Actual
- P(F);
- Vars
  - K(d);N_SPINB(c),S_FLIGHT::B(C),XS(a)
  - P(h);OGATE,XP(F)::QAB1(H),XP(h)
  - S(e);N_GUARD::S(A)
  - S(e);N_GUARD::S(A),XS(e)
  - P(g);SBLOCK::QAR1(H)

MESON Chess Problem Database