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: Robert E Jordan is part of the organization started by whom? 
Knowledge Triplets: Rollin King, people.deceased_person.place_of_death, Dallas
m.03x0793, organization.organization_board_membership.member, Herb Kelleher
Organization leader, type.type.properties, Governance of
Robert E Jordan, common.topic.notable_for, g.125549gdt
m.09tgnqy, organization.leadership.person, Robert E Jordan
m.04c_h4t, business.employment_tenure.company, Herb Kelleher
Leader of, type.property.master_property, Person
Organization leader, freebase.type_profile.strict_included_types, Topic
Person, freebase.type_hints.included_types, Topic
Southwest Airlines, organization.organization.founders, Rollin King
Businessperson, people.profession.people_with_this_profession, Herb Kelleher
m.0n0rnhd, education.education.student, Herb Kelleher
Topic, freebase.type_profile.published, Published
Robert E Jordan, common.topic.notable_types, Organization leader
Herb Kelleher, people.person.places_lived, m.03pkjvt
Rollin King, people.deceased_person.cause_of_death, Stroke
Organization leader, common.topic.article, m.0d9tvr2
Person, type.property.reverse_property, Governance of
m.09tgnqy, organization.organization.leadership, Southwest Airlines
Herb Kelleher, organization.organization.headquarters, m.09sbdjk
Robert E Jordan, business.board_member.leader_of, m.09tgnqy
m.09tgnqy, organization.leadership.organization, Southwest Airlines
Herb Kelleher, people.person.profession, Businessperson
Herb Kelleher, base.schemastaging.person_extra.net_worth, m.0n4wrjk
Robert E Jordan, business.board_member.leader_of, m.09tgnqy
m.03pkjvt, people.place_lived.person, Herb Kelleher
Southwest Airlines, organization.organization.founders, Herb Kelleher
Organization leader, freebase.type_profile.kind, Role
Herb Kelleher, people.person.education, m.0n0rnhd
Organization leader, freebase.type_profile.strict_included_types, Person
Person, type.property.reverse_property, Leader of
Southwest Airlines, organization.organization_founder.organizations_founded, Herb Kelleher
Person, owl#inverseOf, Governance of
Herb Kelleher, business.board_member.organization_board_memberships, m.03x0793
Lawyer, people.profession.people_with_this_profession, Herb Kelleher
Rollin King, people.person.gender, Male
Rollin King, people.person.profession, Businessperson
Organization leader, type.type.properties, Leader of
Rollin King, organization.organization_founder.organizations_founded, Southwest Airlines
m.03p8m2q, education.education.student, Herb Kelleher
Complications from a stroke, people.cause_of_death.people, Rollin King
Organization leader, freebase.type_profile.equivalent_topic, board member
Herb Kelleher, business.employer.employees, m.04c_h4t
Rollin King, people.person.date_of_birth, 1931-04-10
Herb Kelleher, people.person.education, m.04hcr7m
Rollin King, people.deceased_person.cause_of_death, Complications from a stroke
Person, type.property.expected_type, Organization leader
Herb Kelleher, user.narphorium.people.nndb_person.nndb_id, 337$002F000030247
Person, freebase.type_profile.strict_included_types, Topic
Organization leader, freebase.type_profile.published, Published
Herb Kelleher, people.person.profession, Lawyer
Southwest Airlines, organization.organization.founders, Rollin King
Organization leader, type.type.domain, Organization
Herb Kelleher, people.person.education, m.03p8m2q
m.04hcr7m, education.education.student, Herb Kelleher
Organization leader, type.type.expected_by, Person
Organization leader, freebase.type_hints.included_types, Topic
Southwest Airlines, organization.organization.leadership, m.09tgnqy
Herb Kelleher, people.person.nationality, United States of America
m.0hzvb7s, education.education.student, Herb Kelleher
Herb Kelleher, people.person.education, m.0hzvb7s
Person, rdf-schema#range, Organization leader
Stroke, people.cause_of_death.people, Rollin King
Person, freebase.type_profile.published, Published
Herb Kelleher, people.person.date_of_birth, 1931-03-12
Person, owl#inverseOf, Leader of
Herb Kelleher, people.person.gender, Male
Organization leader, freebase.type_hints.included_types, Person
Herb Kelleher, organization.organization_founder.organizations_founded, Southwest Airlines
Rollin King, people.deceased_person.date_of_death, 2014-06-26
Businessperson, people.profession.people_with_this_profession, Rollin King
Leader of, rdf-schema#domain, Organization leader
Leader of, type.property.schema, Organization leader

Answer: Herb Kelleher
Rollin King