Complex sentence: There is little evidence to suggest that self-learning AI was actually implemented, although it is evident in the game that aliens react intelligently to certain player tactics, such as grenade attacks, hand-to-hand attacks, and smoke cover.
Split into simpler sentences: There is little evidence to suggest that self-learning AI was actually implemented. Although, it is evident in the game that aliens react intelligently to certain player tactics, such as grenade attacks, hand-to-hand attacks, and smoke cover.