Complex sentence: ' was a 22 episode set of animated adventures of the "Enterprise" crew, which aired originally on NBC from 1973-1974, are no longer officially recognized as canon by Paramount, for reasons that have never been made absolutely clear.
Split into simpler sentences: ' was a 22 episode set of animated adventures of the "Enterprise" crew, which aired originally on NBC from 1973-1974. This series is no longer officially recognized as canon by Paramount, for reasons that have never been made absolutely clear.