for X in $( seq 0 39 ); do
(
START=$( ./find-pgn-split-point.sh "$FILE" $X 40 )
END=$( ./find-pgn-split-point.sh "$FILE" $(( X + 1 )) 40 )
for X in $( seq 0 39 ); do
(
START=$( ./find-pgn-split-point.sh "$FILE" $X 40 )
END=$( ./find-pgn-split-point.sh "$FILE" $(( X + 1 )) 40 )