Meson Chess Problem Database

Gamage, Frederick

HM., British Chess Magazine, 1943

9 + 11

5397	Frederick Gamage (Prcic)	2004

Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 3
- REMOVED MATES = 3
Sets
- Q(g);N_GUARD,P_PINQ(B)::B(H)+R(G)
- Q(g);N_GUARD::B(H)+R(G)
- B(i);::B(H)+R(G),DCHECK
- B(i);XP(D)::B(H)+R(G),DCHECK
- S(c);N_GUARD::QAR1(B)
- S(c);N_GUARD::QAR1(B),XS(c)
Tries
- Try
  - R(G);CHECK
  - Vars
    - P(k);P_SPINP(k)::B(H),XP(k)
  - Refutation
    - R(j);P_SPINR(j)
- Try
  - R(G);CHECK,P_PINB(i)
  - Vars
    - P(k);P_SPINP(k)::B(H),XP(k)
  - Refutation
    - Q(g);XB(H)
- Try
  - R(G);CHECK
  - Vars
    - P(k);P_SPINP(k)::B(H),XP(k)
  - Refutation
    - Q(g);XB(H)
- Try
  - R(G);CHECK
  - Vars
    - P(k);P_SPINP(k)::B(H),XP(k)
  - Refutation
    - Q(g);XB(H)
- Try
  - R(G);CHECK,XR(j)
  - Vars
    - P(k);P_SPINP(k)::B(H),XP(k)
  - Refutation
    - Q(g);XB(H)
- Try
  - Q(B);CHECK
  - Vars
    - B(i);XQ(B)::B(H)+R(G),DCHECK
  - Refutation
    - S(c);XQ(B)
- Try
  - Q(B);CHECK
  - Vars
    - S(b);N_GUARD,P_SPINS(b)::QAB1(B),XS(b)
  - Refutation
    - P(d);CHECK,XQ(B)
Actual
- Q(B);
- Threat
  - QAB1(B)
- Vars
  - Q(g);N_GUARD,XQ(B)::B(H)+R(G)
  - B(i);XQ(B)::B(H)+R(G),DCHECK
  - B(i);XP(D)::S(F),XB(i)
  - B(i);::B(H)+R(G),DCHECK
  - B(i);N_GUARD,S_CUTR(j)::S(F)
  - B(i);S_CUTP(k),S_CUTR(j)::B(H)+R(G)
  - S(b);N_GUARD::QAB1(B),XS(b)
  - S(c);N_GUARD::QAR1(B)
  - S(c);N_GUARD::QAR1(B),XS(c)

MESON Chess Problem Database