date name of ship nationality tonnage fate
date
name of ship
nationality
tonnage
fate
number parsed year month day
number
date text text number text
5 june 1940 ss stancor united kingdom 798 sunk at 58°48′n 08°45′w﻿ / ﻿58.800°n 8.750°w
what is the difference in tonnage between the heaviest and the lightest ships ?
WP VBD-AUX DT NN IN NN IN DT JJS CC DT JJS NNS .
6792
select max ( c4_number ) - min ( c4_number ) from w