It later spawned a series of sequels with equally high body counts.

This theory has spawned a series of new observations that investigators are reporting in the literature.

The game spawned a series of follow up games which were released throughout the 1980s.

It spawned a series of successors, each revolving around a central theme.

The novel, written in 1979, spawned a series of books, and the plot has been adapted to theatre, radio, cinema, and television.