sentences:  Under his successor, Basil Hayward, the club was relegated back to the Fourth Division in the 1970–71 season, but Andy Nelson led the club to promotion back to Division Three three years later.After the Gills were relegated once again in the 1988–89 season, Tony Pulis managed the club to promotion seven years later.Pulis also took the team to the final of the play-offs for promotion to the second tier of English football in the 1998–99 season.