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: what are the video games developed by ua limited? 
Knowledge Triplets: UA Limited, cvg.game_version.developer, Cat Trax
Cat Trax, cvg.game_version.release_date, 2003-06-16
UA Limited, cvg.cvg_developer.game_versions_developed, Cat Trax
Cat Trax, cvg.game_version.game, Cat Trax
Cat Trax, cvg.computer_videogame.versions, Cat Trax
Atari 2600, cvg.cvg_platform.games_on_this_platform, Cat Trax
Cat Trax, cvg.computer_videogame.developer, UA Limited
Cat Trax, cvg.game_version.platform, Atari 2600
UA Limited, cvg.cvg_developer.games_developed, Cat Trax
Cat Trax, cvg.computer_videogame.release_date, 2003-06-16
Cat Trax, cvg.game_version.developer, UA Limited
Cat Trax, cvg.computer_videogame.cvg_genre, Action game
Action game, cvg.cvg_genre.games, Cat Trax

Answer: Cat Trax