No. XLI
R—R 2.B × Kt Q—R sq.any Q mates.
if
B—Q sq. Kt—QB 8,any Q or Kt mates.
if
B elsewhere Kt—QB 6,any Q or Kt mates.
No. XLII
Kt—Kt 4, dis. ch.K—R 8. Q—KR 2, ch.P × Q. Kt—B 2, mate.
R—R 2.B × Kt Q—R sq.any Q mates.
if
B—Q sq. Kt—QB 8,any Q or Kt mates.
if
B elsewhere Kt—QB 6,any Q or Kt mates.
Kt—Kt 4, dis. ch.K—R 8. Q—KR 2, ch.P × Q. Kt—B 2, mate.