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: who was william mckinley married to? 
Knowledge Triplets: m.062tj5b, common.webpage.topic, President William McKinley High School
William McKinley Presidential Library and Museum, common.topic.notable_for, g.1255ny9ty
Assassination of William McKinley, base.crime.crime.crime_type, Assassination
William McKinley Presidential Library and Museum, common.topic.article, m.05h2572
William McKinley Presidential Library and Museum, architecture.museum.type_of_museum, Presidential library
William McKinley, military.military_person.service, m.04jxlvd
Ida Saxton McKinley, people.person.nationality, United States of America
William McKinley, people.person.quotations, Strong hearts and helpful hands are needed, and, fortunately, we have them in every part of our beloved country.
m.03gjg8l, government.political_party_tenure.politician, William McKinley
William McKinley, people.person.children, Ida McKinley
m.0jtqxq_, people.sibling_relationship.sibling, William McKinley
m.07c6k8m, organization.organization_membership.member, William McKinley
Assassination of William McKinley, base.crime.crime.victim_s, William McKinley
President William McKinley High School, common.topic.article, m.036khc
William McKinley, people.person.quotations, Honesty, capacity, and industry are nowhere more indispensable than in public employment.
m.0n0bp8s, education.education.institution, President William McKinley High School
William McKinley, common.topic.notable_for, g.1254ylg71
William McKinley Tomb, base.usnris.nris_listing.significance_level, National
William McKinley Tomb, common.topic.image, McKinley National Memorial
m.0jtqxp8, people.sibling_relationship.sibling, Sarah Elizabeth McKinley
To Charles Hamand, Noah Zane, and Geo. Miller, Esqs., Wheeling, Va, book.written_work.author, William McKinley
William McKinley, military.military_person.service, m.04jxfkd
William McKinley, people.person.sibling_s, m.0jtqxqn
William McKinley 1901 presidential inauguration, base.inaugurations.inauguration.president, William McKinley
William McKinley 1897 presidential inauguration, common.topic.notable_types, Event
Theodore Roosevelt, government.us_vice_president.to_president, William McKinley
m.0n0b7kd, education.education.institution, President William McKinley High School
William McKinley statue, common.topic.notable_types, Artwork
William McKinley, people.person.children, Katherine McKinley
President William McKinley High School, education.educational_institution.students_graduates, m.0n1cpcy
Abigail Celia McKinley, people.person.gender, Female
m.0h40kv2, education.education.institution, President William McKinley High School
m.0jtqxqn, people.sibling_relationship.sibling, Abner Osborn McKinley
William McKinley Tomb, people.place_of_interment.interred_here, Harold Van Buren Magonigle
William McKinley 1897 presidential inauguration, time.event.locations, Washington, D.C.
William McKinley Tomb, location.location.containedby, Canton
David Allison McKinley, people.person.gender, Male
Ida Saxton McKinley, people.person.place_of_birth, Canton
William McKinley, people.person.places_lived, m.03pr6gy
Speeches And Addresses Of William McKinley, common.topic.notable_types, Book
William McKinley, symbols.name_source.namesakes, McKinley County
In the Days of McKinley, book.written_work.author, Margaret Leech
President William McKinley High School, education.educational_institution.students_graduates, m.0n1khwn
McKinley County, symbols.namesake.named_after, William McKinley
William McKinley, people.person.profession, Lawyer
William McKinley, Sr., people.deceased_person.place_of_death, Canton
m.03q2hyl, government.government_position_held.appointed_by, William McKinley
m.0jtqxpz, people.sibling_relationship.sibling, Anna McKinley
William McKinley 1897 presidential inauguration, time.event.locations, United States Capitol
William McKinley, base.inaugurations.inauguration_speaker.inauguration, William McKinley 1897 presidential inauguration
In the Days of McKinley, book.book.genre, Autobiography
William McKinley, base.politicalconventions.presidential_nominee.nominated_at, 1896 Republican National Convention
m.05k6bqr, base.famouspets.pet_owner.pets_owned, Ida Saxton McKinley
William McKinley, people.deceased_person.cause_of_death, Firearm
m.05k6bjq, base.famouspets.pet_ownership.owner, Ida Saxton McKinley
Ida McKinley, people.person.parents, William McKinley
Nancy Allison McKinley, people.person.gender, Female
Ida Saxton McKinley, people.person.children, Ida McKinley
Ida McKinley, people.person.parents, Ida Saxton McKinley
Speeches And Addresses Of William McKinley, book.written_work.author, William McKinley
Ida Saxton McKinley, people.person.children, Katherine McKinley
William McKinley, film.actor.film, m.0lmlv_p
Sarah Elizabeth McKinley, people.person.sibling_s, m.0jtqxp8
In the Days of McKinley, book.written_work.subjects, William McKinley
William McKinley, Sr., people.person.place_of_birth, Pine Township
m.0b466tm, common.webpage.topic, William McKinley
m.0n0ltfj, education.education.institution, President William McKinley High School
William McKinley, people.deceased_person.place_of_death, Buffalo
William McKinley, book.author.works_written, Speeches And Addresses Of William McKinley
Honesty, capacity, and industry are nowhere more indispensable than in public employment., media_common.quotation.author, William McKinley
William McKinley, base.crime.crime_victim.crime, Assassination of William McKinley
Harold Van Buren Magonigle, people.deceased_person.place_of_burial, William McKinley Tomb
William McKinley Tomb, location.location.containedby, Ohio
William McKinley, common.topic.image, William McKinley-head&shoulders
William McKinley, people.person.places_lived, m.03pr59y
United States Capitol, location.location.events, William McKinley 1897 presidential inauguration
1900 Republican National Convention, base.culturalevent.event.entity_involved, William McKinley
m.0jtqxq9, people.sibling_relationship.sibling, Helen Minerva McKinley
William McKinley, common.topic.webpage, m.09wg15n
William McKinley, military.military_person.participated_in_conflicts, American Civil War
William McKinley, people.person.place_of_birth, Niles
m.0_kz9qw, education.education.institution, President William McKinley High School
Politician, common.topic.notable_types, Ida Saxton McKinley
William McKinley, people.person.sibling_s, m.0jtqxny
William McKinley, people.person.ethnicity, Scotch-Irish American
President William McKinley High School, education.educational_institution.phone_number, m.0dhf1f9
President William McKinley High School, protected_sites.listed_site.designation_as_natural_or_cultural_site, m.06_8qt_
Assassination of William McKinley, common.topic.image, McKinleyAssassination
William McKinley-head&shoulders, common.image.size, m.0bn6jj1
Ida McKinley, people.person.gender, Female
m.0jtqxq_, people.sibling_relationship.sibling, David Allison McKinley
Speeches And Addresses Of William McKinley, book.book.editions, Speeches and addresses of William McKinley, from his election to Congress to the present time
William McKinley Presidential Library and Museum, location.location.geolocation, m.0wn13k0
William McKinley statue, common.topic.article, m.08q3dw
Harold Van Buren Magonigle, architecture.architect.structures_designed, William McKinley Tomb
He  remarried and established a home at Oyster Bay, Long Island where he wrote a number of books., base.kwebbase.kwsentence.previous_sentence, After his return east in 1886 he ran unsuccessfully for mayor of New York.
William McKinley, book.book_subject.works, The martial spirit
William McKinley 1897 presidential inauguration, base.culturalevent.event.entity_involved, William McKinley
Katherine McKinley, people.person.parents, Ida Saxton McKinley
m.0bfn374, government.government_position_held.appointed_by, William McKinley
William McKinley, Sr., people.person.nationality, United States of America
William McKinley, Sr., people.person.children, William McKinley
William McKinley Presidential Library and Museum, symbols.namesake.named_after, William McKinley
William McKinley, people.appointer.appointment_made, m.0hn42mt
William McKinley Tomb, common.topic.notable_types, Building
Helen Minerva McKinley, people.person.gender, Female
William McKinley, Sr., people.person.education, m.0_lfpw3
Carol Brooks MacNeil, people.deceased_person.place_of_burial, William McKinley Tomb
m.0n1khwn, education.education.institution, President William McKinley High School
m.09wg0x9, common.webpage.topic, William McKinley
William McKinley Tomb, location.location.geolocation, m.06_429r
McKinley Monument, symbols.namesake.named_after, William McKinley
m.04t5jdw, education.education.student, William McKinley
Assassination of William McKinley, common.topic.notable_types, Event
William McKinley 1901 presidential inauguration, common.topic.notable_for, g.125ck6_s6
m.05k6bjq, base.famouspets.pet_owner.pets_owned, Ida Saxton McKinley
President William McKinley High School, symbols.namesake.named_after, William McKinley
1900 Republican National Convention, base.politicalconventions.political_convention.presidential_nominee, William McKinley
m.03fx85y, government.government_position_held.office_holder, William McKinley
William McKinley, people.person.sibling_s, m.0jtqxpm
In the Days of McKinley, book.book.genre, Biography
War should never be entered upon until every agency of peace has failed., media_common.quotation.source, First Inaugural Address of William McKinley
President William McKinley High School, education.educational_institution.students_graduates, m.0n0xtcp
Ida McKinley, people.person.parents, Ida Saxton McKinley
m.0n0xtcp, education.education.institution, President William McKinley High School
William McKinley, film.actor.film, m.0lyyndv
m.0hn42mt, people.appointment.appointed_by, William McKinley
1896 Republican National Convention, base.culturalevent.event.entity_involved, William McKinley
William McKinley Tomb, architecture.structure.architect, Harold Van Buren Magonigle
Mount McKinley, symbols.namesake.named_after, William McKinley
William McKinley, people.person.gender, Male
Ida Saxton McKinley, people.person.gender, Female
William McKinley, book.author.works_written, To Charles Hamand, Noah Zane, and Geo. Miller, Esqs., Wheeling, Va
War should never be entered upon until every agency of peace has failed., media_common.quotation.author, William McKinley
William McKinley, film.person_or_entity_appearing_in_film.films, m.0jvkw7n
William McKinley, common.topic.notable_types, US President
William McKinley statue, symbols.namesake.named_after, William McKinley
Strong hearts and helpful hands are needed, and, fortunately, we have them in every part of our beloved country., media_common.quotation.author, William McKinley
Katherine McKinley, people.person.children, Ida Saxton McKinley
Isaac Newton Seligman, people.deceased_person.place_of_burial, William McKinley Tomb
Strong hearts and helpful hands are needed, and, fortunately, we have them in every part of our beloved country., media_common.quotation.source, Second Inaugural Address of William McKinley
m.0n0ktgb, education.education.institution, President William McKinley High School
Canton McKinley High School, symbols.namesake.named_after, William McKinley
m.04hdffj, education.education.student, William McKinley
m.0jtqxq9, people.sibling_relationship.sibling, William McKinley
m.0n1jk4j, education.education.institution, President William McKinley High School
Abner Osborn McKinley, people.person.gender, Male
William McKinley, symbols.name_source.namesakes, McKinley Vocational High School
m.0jtqxp8, people.sibling_relationship.sibling, William McKinley
m.0j4k7z3, people.marriage.spouse, Ida Saxton McKinley
William McKinley 1897 presidential inauguration, common.topic.image, 222px-Ful-McKinley-Cle1897.jpg
President William McKinley High School, architecture.structure.architect, Louis Davis
William McKinley, base.famouspets.pet_owner.pets_owned, m.05k6bqr
William McKinley, government.us_president.vice_president, Theodore Roosevelt
McKinley Vocational High School, symbols.namesake.named_after, William McKinley
William McKinley, common.topic.webpage, m.09wg0x9
Abner Osborn McKinley, people.person.sibling_s, m.0jtqxqn
William McKinley 1897 presidential inauguration, common.topic.article, m.05b_xzd
m.03pr59y, people.place_lived.person, William McKinley
William McKinley Presidential Library and Museum, travel.tourist_attraction.near_travel_destination, Canton
m.0jtqxny, people.sibling_relationship.sibling, Abigail Celia McKinley
Honesty, capacity, and industry are nowhere more indispensable than in public employment., media_common.quotation.source, Second Inaugural Address of William McKinley
m.0lyyndv, film.performance.actor, William McKinley
Ida Saxton McKinley, people.person.spouse_s, m.0j4k7z3
William McKinley, common.topic.article, m.083pk
In the Days of McKinley, book.book.editions, In the Days of McKinley
m.04lpgks, military.military_service.military_person, William McKinley
William McKinley 1901 presidential inauguration, time.event.instance_of_recurring_event, United States presidential inauguration
Assassination of William McKinley, time.event.locations, Buffalo
William McKinley, Sr., common.topic.notable_types, Deceased Person
Assassination of William McKinley, time.event.locations, Temple of Music
Ida Saxton McKinley, people.deceased_person.place_of_death, Canton
m.04kqlj9, government.government_position_held.appointed_by, William McKinley
Spanish–American War, base.culturalevent.event.entity_involved, William McKinley
Assassination of William McKinley, base.culturalevent.event.entity_involved, William McKinley
William McKinley 1897 presidential inauguration, common.topic.image, Ful-McK-Cle
The American people, intrenched in freedom at home, take their love for it with them wherever they go..., media_common.quotation.source, Second Inaugural Address of William McKinley
William McKinley, government.us_president.vice_president, Garret Hobart
William McKinley Tomb, location.location.street_address, m.06_429f
William McKinley, base.famouspets.pet_ownership.owner, m.05k6bqr
Picture 5.png, common.image.appears_in_topic_gallery, William McKinley
In the Days of McKinley, book.book.editions, In the days of McKinley
William McKinley, people.person.quotations, War should never be entered upon until every agency of peace has failed.
William McKinley 1901 presidential inauguration, common.topic.image, mckinley second.jpg
m.0w5hsyl, education.education.institution, President William McKinley High School
In the Days of McKinley, book.written_work.subjects, History of the United States
William McKinley, military.military_person.service, m.04jxlh4
William McKinley, base.famouspets.pet_ownership.owner, m.05k6bfc
President William McKinley High School, education.educational_institution.students_graduates, m.0w5hsyl
William McKinley Presidential Library and Museum, location.location.street_address, m.0ccdwgf
President William McKinley High School, education.educational_institution.colors, Gold
William McKinley, book.book_subject.works, The Cuban and Porto Rican Campaigns
m.0lmlv_p, film.performance.actor, William McKinley
William McKinley 1901 presidential inauguration, base.culturalevent.event.entity_involved, William McKinley
William McKinley, symbols.name_source.namesakes, William McKinley Tomb
1896 Republican National Convention, base.politicalconventions.political_convention.presidential_nominee, William McKinley
The Spanish-American War, 1898, book.written_work.subjects, William McKinley
William McKinley, people.person.profession, Politician
President William McKinley High School, architecture.structure.architect, Vladimir Ossipoff
m.0_lfpw3, education.education.student, William McKinley, Sr.
William McKinley, people.deceased_person.place_of_burial, William McKinley Tomb
William McKinley Tomb, people.place_of_interment.interred_here, Carol Brooks MacNeil
Buffalo, location.location.events, Assassination of William McKinley
William McKinley Tomb, symbols.namesake.named_after, William McKinley
William McKinley, military.military_person.service, m.04lpgks
In the Days of McKinley, common.topic.notable_for, g.12570343_
Assassination of William McKinley, common.topic.article, m.03cw9z9
Mary McKinley, people.person.sibling_s, m.0jtqxrb
William McKinley, symbols.name_source.namesakes, William McKinley statue
William McKinley, common.topic.webpage, m.0b466tm
m.05k6bjq, base.famouspets.pet_ownership.owner, William McKinley
William McKinley Tomb, common.topic.notable_for, g.1258r1yfv
William McKinley, government.political_appointer.appointees, m.04kqlj9
James Rose McKinley, people.person.sibling_s, m.0jtqxpm
William McKinley, Sr., people.person.gender, Male
William McKinley 1901 presidential inauguration, base.inaugurations.inauguration.inaugural_address, Second Inaugural Address of William McKinley
William McKinley, people.person.parents, William McKinley, Sr.
William McKinley, people.person.profession, Politician
William McKinley, common.topic.image, Picture 5.png
William McKinley Tomb, people.place_of_interment.interred_here, Isaac Newton Seligman
McKinley Tariff, symbols.namesake.named_after, William McKinley
m.03pr6gy, people.place_lived.person, William McKinley
William McKinley, government.political_appointer.appointees, m.0bfn374
m.0jtqxrb, people.sibling_relationship.sibling, Mary McKinley
William McKinley-head&shoulders, common.image.appears_in_topic_gallery, William McKinley
m.06_8qt_, protected_sites.natural_or_cultural_site_listing.listed_site, President William McKinley High School
President William McKinley High School, common.topic.webpage, m.062tj5b
m.04j5sjn, government.government_position_held.office_holder, William McKinley
William McKinley, people.person.ethnicity, Scottish American
William McKinley Tomb, common.topic.article, m.03ns05
William McKinley, Sr., common.topic.article, m.0br_x1k
m.05k6bfc, base.famouspets.pet_ownership.owner, William McKinley
William McKinley, base.famouspets.pet_owner.pets_owned, m.05k6bjq
Helen Minerva McKinley, people.person.sibling_s, m.0jtqxq9
Nancy Allison McKinley, common.topic.notable_for, g.125564pym
m.09wg15n, common.webpage.topic, William McKinley
m.09wg12s, common.webpage.topic, William McKinley
Canton, location.location.contains, William McKinley Tomb
William McKinley 1901 presidential inauguration, common.topic.notable_types, Event
In the Days of McKinley, book.written_work.subjects, United States of America
Assassination of William McKinley, common.topic.notable_for, g.1259gd7sf
The last speech of President McKinley at Buffalo, Sept. 5, 1901, book.written_work.author, William McKinley
William McKinley, base.politicalconventions.presidential_nominee.nominated_at, 1900 Republican National Convention
William McKinley 1897 presidential inauguration, base.inaugurations.inauguration.president, William McKinley
President William McKinley High School, base.usnris.nris_listing.significance_level, State
In the Days of McKinley, common.topic.article, m.0bf35kt
m.05k6bqr, base.famouspets.pet_ownership.owner, William McKinley
William McKinley, people.person.children, Katherine McKinley
William McKinley, people.person.education, m.04t5jdw
Assassination, base.fight.crime_type.crimes_of_this_type, Assassination of William McKinley
United States of America, people.person.nationality, Ida Saxton McKinley
Katherine McKinley, people.person.nationality, United States of America
William McKinley, book.book_subject.works, The Spanish-American War, 1898
William McKinley 1901 presidential inauguration, common.topic.article, m.05c3h60
William McKinley, people.person.sibling_s, m.0jtqxq_
The martial spirit, book.written_work.subjects, William McKinley
m.0jvkw7n, film.personal_film_appearance.person, William McKinley
m.0jtqxpm, people.sibling_relationship.sibling, James Rose McKinley
m.02wtbtf, film.personal_film_appearance.person, William McKinley
m.0j4k7z3, people.marriage.spouse, William McKinley
William McKinley, people.person.nationality, United States of America
m.0jtqxrb, people.sibling_relationship.sibling, William McKinley
m.05k6bqr, base.famouspets.pet_ownership.owner, Ida Saxton McKinley
William McKinley statue, location.location.geolocation, m.012nnsfp
Katherine McKinley, common.topic.article, m.0j24772
William McKinley, government.political_appointer.appointees, m.09tbq6l
William McKinley statue, common.topic.image, Arcata McKinley Statue
President William McKinley High School, location.location.containedby, Hawaii
William McKinley, government.political_appointer.appointees, m.03nmc8h
William McKinley, government.politician.government_positions_held, m.03fx85y
William McKinley, film.person_or_entity_appearing_in_film.films, m.02wtbtf
William McKinley, base.ontologies.ontology_instance.equivalent_instances, m.09klnhq
Ida Saxton McKinley, medicine.notable_person_with_medical_condition.condition, Epilepsy
William McKinley, people.person.spouse_s, m.0j4k7z3
m.0n1l65t, education.education.institution, President William McKinley High School
William McKinley, people.person.sibling_s, m.0jtqxq9
m.0j4k7z3, people.marriage.spouse, Ida Saxton McKinley
Sarah Elizabeth McKinley, people.person.gender, Female
William McKinley, people.person.quotations, The American people, intrenched in freedom at home, take their love for it with them wherever they go...
William McKinley, symbols.name_source.namesakes, William McKinley Presidential Library and Museum
m.09klnhq, base.ontologies.ontology_instance_mapping.freebase_topic, William McKinley
m.04jxlh4, military.military_service.military_person, William McKinley
William McKinley, Sr., common.topic.notable_for, g.1259jw60_
President William McKinley High School, organization.organization.headquarters, m.0dhf1f2
William McKinley, Sr., common.topic.image, William McKinley Sr
William McKinley, symbols.name_source.namesakes, McKinley Monument
William McKinley, symbols.name_source.namesakes, President William McKinley High School
William McKinley 1897 presidential inauguration, common.topic.notable_for, g.125g10dy2
William McKinley, common.topic.webpage, m.09wg12s
The American people, intrenched in freedom at home, take their love for it with them wherever they go..., media_common.quotation.author, William McKinley
m.0n1l0r_, education.education.student, William McKinley
Niles, location.location.people_born_here, William McKinley
William McKinley, base.inaugurations.inauguration_speaker.inauguration, William McKinley 1901 presidential inauguration
William McKinley statue, common.topic.image, William McKinley statue in Arcata
William McKinley, people.person.education, m.04t5jdn
Garret Hobart, government.us_vice_president.to_president, William McKinley
William McKinley Presidential Library and Museum, common.topic.notable_types, Museum
m.0mzm_t4, film.performance.actor, William McKinley
m.04jxlvd, military.military_service.military_person, William McKinley
President William McKinley High School, common.topic.notable_for, g.125bzlxkg
Scotch-Irish American, people.ethnicity.people, William McKinley
William McKinley 1901 presidential inauguration, time.event.locations, Washington, D.C.
In the Days of McKinley, book.book.genre, History
William McKinley, base.famouspets.pet_owner.pets_owned, m.05k6bjq
William McKinley, government.politician.government_positions_held, m.04j5sjn
Pine Township, location.location.people_born_here, William McKinley, Sr.
William McKinley Tomb, people.place_of_interment.interred_here, William McKinley
m.04jxfkd, military.military_service.military_person, William McKinley
m.0n1cpcy, education.education.institution, President William McKinley High School
William McKinley, people.person.religion, Methodism
Anna McKinley, people.person.sibling_s, m.0jtqxpz
Assassination of William McKinley, base.schemastaging.context_name.pronunciation, g.125_pmh3l
William McKinley, symbols.name_source.namesakes, Mount McKinley
m.0w7q91t, business.employment_tenure.person, William McKinley
Papers, ca. 1847-1902, book.written_work.author, William McKinley
William McKinley, symbols.name_source.namesakes, Canton McKinley High School
Nancy Allison McKinley, people.person.children, William McKinley
William McKinley, book.author.works_written, Papers, ca. 1847-1902
William McKinley, organization.organization_member.member_of, m.07c6k8m
William McKinley, people.person.sibling_s, m.0jtqxp8
Abigail Celia McKinley, people.person.sibling_s, m.0jtqxny
William McKinley, people.person.spouse_s, m.0j4k7z3
President William McKinley High School, education.educational_institution.students_graduates, m.0h40kv2
William McKinley, people.person.children, Ida McKinley
m.04tn7sr, government.government_position_held.appointed_by, William McKinley
William McKinley, people.person.nationality, United States of America
President William McKinley High School, location.location.containedby, Honolulu
m.06_429y, protected_sites.natural_or_cultural_site_listing.listed_site, William McKinley Tomb
William McKinley, people.person.parents, Nancy Allison McKinley
William McKinley, government.political_appointer.appointees, m.03q2hyl
William McKinley, people.person.education, m.04hdffj
United States Capitol, location.location.events, William McKinley 1901 presidential inauguration
William McKinley statue, common.topic.notable_for, g.1256hndb9
William McKinley, people.person.sibling_s, m.0jtqxrb
President William McKinley High School, education.school.school_district, Hawai'i Department of Education
David Allison McKinley, people.person.sibling_s, m.0jtqxq_
Speeches And Addresses Of William McKinley, common.topic.notable_for, g.125b41hjq
Katherine McKinley, people.person.parents, William McKinley
Assassination of William McKinley, base.culturalevent.event.entity_involved, Leon Czolgosz
m.05k6bfc, base.famouspets.pet_ownership.owner, Ida Saxton McKinley
William McKinley, book.author.works_written, The last speech of President McKinley at Buffalo, Sept. 5, 1901
William McKinley, people.deceased_person.cause_of_death, Assassination
William McKinley, symbols.name_source.namesakes, McKinley Tariff
William McKinley, base.famouspets.pet_owner.pets_owned, m.05k6bfc
m.0jtqxpz, people.sibling_relationship.sibling, William McKinley
William McKinley, book.book_subject.works, In the Days of McKinley
William McKinley, government.politician.party, m.03gjg8l
m.0jtqxpm, people.sibling_relationship.sibling, William McKinley
m.0jtqxny, people.sibling_relationship.sibling, William McKinley
William McKinley 1897 presidential inauguration, base.inaugurations.inauguration.inaugural_address, First Inaugural Address of William McKinley
William McKinley 1901 presidential inauguration, time.event.locations, United States Capitol
Vladimir Ossipoff, architecture.architect.structures_designed, President William McKinley High School
William McKinley, people.person.sibling_s, m.0jtqxpz
William McKinley Tomb, architecture.structure.architectural_style, Renaissance architecture
America 1900, book.written_work.subjects, William McKinley
William McKinley, base.crime.crime_victim.crime_type, Assassination
m.05k6bfc, base.famouspets.pet_owner.pets_owned, Ida Saxton McKinley
William McKinley, people.person.employment_history, m.0w7q91t
m.0jtqxqn, people.sibling_relationship.sibling, William McKinley
Ida McKinley, common.topic.notable_for, g.1259fcsxc
William McKinley Tomb, protected_sites.listed_site.designation_as_natural_or_cultural_site, m.06_429y
m.03nmc8h, government.government_position_held.appointed_by, William McKinley
Assassination of William McKinley, base.disaster2.death_causing_event.person_killed, William McKinley
Katherine McKinley, common.topic.notable_for, g.125g47nt2
William McKinley, book.book_subject.works, America 1900
William McKinley, people.person.education, m.0n1l0r_
m.04t5jdn, education.education.student, William McKinley
William McKinley 1897 presidential inauguration, time.event.instance_of_recurring_event, United States presidential inauguration
William McKinley, film.actor.film, m.0mzm_t4
The Cuban and Porto Rican Campaigns, book.written_work.subjects, William McKinley
James Rose McKinley, people.person.gender, Male
William McKinley, government.political_appointer.appointees, m.04tn7sr
m.09tbq6l, government.government_position_held.appointed_by, William McKinley

Answer: Ida Saxton McKinley