Complex sentence: Freeciv Greatturn (or Greatturn for short) is a specialized extension of Freeciv featuring daylong game turns with large amounts of human opponents per map, allowing for optimal timing to build up strategic plans and readapt them to the circumstances of each turn.
Split into simpler sentences: Freeciv Greatturn (or Greatturn for short) is a specialized extension of Freeciv featuring daylong game turns with large amounts of human opponents per map. This allows for optimal timing to build up strategic plans and readapt them to the circumstances of each turn.