Complex sentence: According to the official scriptwriters' guide, the events of "Thunderbirds" open in 2065, a year consistent with the 2060s settings of the earlier AP Films series "Fireball XL5" and "Stingray".
Split into simpler sentences: According to the series'official scriptwriters' guide, the events of "Thunderbirds" open in 2065. This year is consistent with the 2060s settings of the earlier AP Films series "Fireball XL5" and "Stingray".