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 automobile make has the parent company founded by raymond mays? 
Knowledge Triplets: StayinFront, Inc., organization.organization.locations, United Kingdom
m.012g6fyp, business.employment_tenure.company, United Kingdom
m.0_70f3h, base.cars_refactor.company_make_relationship.company, British Racing Motors
Raymond Mays, people.deceased_person.date_of_death, 1980-01-06
Raymond Mays, people.person.place_of_birth, United Kingdom
British Racing Motors, base.cars_refactor.company.makes, m.0_70f3h
English Racing Automobiles, base.cars_refactor.company.makes, m.0xmsl1c
g.11btvc5yz1, business.employment_tenure.company, United Kingdom
Raymond Mays, organization.organization_founder.organizations_founded, English Racing Automobiles
English Racing Automobiles, automotive.company.make_s, ERA
Raymond Mays, people.person.education, m.0_l58g2
Raymond Mays, people.person.gender, Male
British Racing Motors, base.formula1.formula_1_team.founder, Raymond Mays
m.0_l58g2, education.education.student, Raymond Mays
English Racing Automobiles, organization.organization.founders, Raymond Mays
Raymond Mays, people.person.date_of_birth, 1899-08-01
United Kingdom, location.location.people_born_here, Raymond Mays
United Kingdom, location.dated_location.date_founded, 1707-05-01
m.0xmsl1c, base.cars_refactor.company_make_relationship.company, English Racing Automobiles
g.11b7wkrmhc, business.employment_tenure.company, United Kingdom
Race car driver, people.profession.people_with_this_profession, Raymond Mays
Raymond Mays, people.person.profession, Race car driver
ERA, automotive.make.parent_company, English Racing Automobiles

Answer: ERA