Original sentence: Happy Hooligan pilots flew the F-51D until 1954, the F-94 A/C from 1954-60, the F-89D/J from 1960-66, the F-102A from 1966-69 and the F-101B from 1969-77
Edited sentence: Happy Hooligan pilots flew the F-51D until 1954, the F-94A/C from 1954-60, the F-89D/J from 1960-66, the F-102A from 1966-69 and the F-101B from 1969-77