user: You are a structured reasoning expert tasked with solving problems step by step. 
You first think about the reasoning process in the mind and then provide the answer. The reasoning process and answer should be enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> reasoning process here </think> <answer> answer here </answer>. 
Given a question and the associated knowledge graph triplets (entity, relation, entity), you are asked to answer the question with these triplets and your own knowledge. 
You can break down the original question into several sub-questions and explore the given knowledge graph to solve them step-by-step. If there are multiple possible answers, choose one as the final answer. 
After thinking, when you finally reach a conclusion, clearly state the answer within <answer> </answer> tags, i.e., <answer> answer here </answer>. 
Question: which video games did big sky series support? 
Knowledge Triplets: Boss Baddie, cvg.cvg_publisher.games_published, Really Big Sky
Really Big Sky, cvg.computer_videogame.publisher, Boss Baddie
Really Big Sky, cvg.computer_videogame.game_series, Big Sky series
Big Sky, cvg.computer_videogame.game_series, Big Sky series
Big Sky series, cvg.game_series.games_in_series, Big Sky Infinity
Big Sky series, cvg.game_series.games_in_series, Really Big Sky
Big Sky Infinity, cvg.computer_videogame.game_series, Big Sky series
Really Big Sky, cvg.computer_videogame.developer, Boss Baddie
Action game, cvg.cvg_genre.games, Really Big Sky
Really Big Sky, cvg.computer_videogame.cvg_genre, Action game
Big Sky series, cvg.computer_videogame.game_series, Big Sky
Shoot 'em up, cvg.cvg_genre.games, Really Big Sky
Boss Baddie, cvg.cvg_developer.games_developed, Really Big Sky
Shooter game, cvg.cvg_genre.games, Really Big Sky
Really Big Sky, cvg.computer_videogame.cvg_genre, Shooter game
Really Big Sky, cvg.computer_videogame.cvg_genre, Shoot 'em up
Big Sky series, cvg.game_series.games_in_series, Big Sky

Answer: Really Big Sky
Big Sky
Big Sky Infinity