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: zeta is the successor of what platform? 
Knowledge Triplets: Revival Generation Pontiac GTO, automotive.generation.platforms, GM V platform
GM Zeta platform, automotive.platform.successor, GM V platform
Fifth Generation Chevrolet Camaro, user.avh.default_domain.ellerdale_topic.ellerdale_id, 00a6-87fe
Chevrolet Camaro, base.cars_refactor.model.generations, Fifth Generation Chevrolet Camaro
Fifth Generation Chevrolet Camaro, base.cars_refactor.generation.make, Chevrolet
Fifth Generation Chevrolet Camaro, base.cars_refactor.generation.years_produced, m.0xnwhxf
Fourth generation Chevrolet Camaro, automotive.generation.successor, Fifth Generation Chevrolet Camaro
GM V platform, automotive.platform.generations, Revival Generation Pontiac GTO
Fifth Generation Chevrolet Camaro, base.cars_refactor.generation.model, Chevrolet Camaro
Fifth Generation Chevrolet Camaro, automotive.generation.make, Chevrolet
Fifth Generation Chevrolet Camaro, automotive.generation.platforms, GM Zeta platform
GM Zeta platform, automotive.platform.predecessor, GM V platform
GM V platform, automotive.platform.successor, GM Zeta platform
GM Zeta platform, automotive.platform.generations, Fifth Generation Chevrolet Camaro
m.0yt1crn, dataworld.gardening_hint.last_referenced_by, GM V platform
Fifth Generation Chevrolet Camaro, automotive.generation.predecessor, Fourth generation Chevrolet Camaro

Answer: GM V platform