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 person who was dating Demi Lovato is a celebrity who had a romantic relationship that ended prior to 18 May 2010? 
Knowledge Triplets: m.09y5b4g, common.webpage.topic, Demi Lovato
Demi Lovato, music.recording.featured_artists, Send It On
Demi Lovato, common.topic.notable_for, g.125dtp4d7
Demi Lovato, people.person.ethnicity, Italian American
Demi Lovato, common.topic.image, demi_lovato.jpg
Demi Lovato, base.popstra.celebrity.friendship, m.065phq_
Dallas Lovato, people.person.parents, Dianna Hart
m.09rjkyp, celebrities.friendship.friend, Demi Lovato
m.07syg9m, people.marriage.spouse, Patrick Lovato
Demi Lovato, tv.tv_actor.guest_roles, m.09nb34l
Gonna Get Caught, music.composition.composer, Joe Jonas
Demi Lovato, film.person_or_entity_appearing_in_film.films, m.0y564gc
Demi Lovato, music.artist.album, Skyscraper
m.09wwh_f, common.webpage.topic, Demi Lovato
Demi Lovato, people.person.profession, Actor
Demi Lovato, music.artist.album, Don't Forget
Demi Lovato, common.topic.webpage, m.0p8bxp6
Demi Lovato, base.popstra.celebrity.supporter, m.0dl63fg
Singer-songwriter, people.person.profession, Joe Jonas
Demi Lovato, film.person_or_entity_appearing_in_film.films, m.0y564bw
Demi-May-2011-People-Magazine-demi-lovato-21277503-1896-2560.jpg, common.image.appears_in_topic_gallery, Demi Lovato
Demi Lovato: Unauthorized Biography, common.topic.notable_types, Short Story
m.0w9zt5h, tv.tv_guest_personal_appearance.person, Demi Lovato
Demi Lovato, music.composition.composer, Don't Forget
Country of nationality, freebase.valuenotation.is_reviewed, Joe Jonas
Demi Lovato, base.popstra.celebrity.wears, m.064ggdb
m.0cq9shl, celebrities.romantic_relationship.celebrity, Joe Jonas
Demi Lovato, film.person_or_entity_appearing_in_film.films, m.0h4z8q0
piranha_3_d_13.jpg, common.image.appears_in_topic_gallery, Demi Lovato
Behind Enemy Lines, music.composer.compositions, Joe Jonas
Demi Lovato, celebrities.celebrity.celebrity_friends, m.09rjkyp
m.09w_6sg, common.webpage.topic, Demi Lovato
m.07syfkk, people.sibling_relationship.sibling, Demi Lovato
m.0w0z9w7, tv.tv_guest_personal_appearance.person, Demi Lovato
Demi Lovato, base.popstra.celebrity.supporter, m.0dl63fv
Demi Lovato, people.person.places_lived, m.0_vnzfj
Demi Lovato, base.popstra.celebrity.wears, m.064ggs3
Demi Lovato, base.popstra.celebrity.vacations_in, m.063gdvh
Demi Lovato, common.topic.webpage, m.09wmk0h
Demi Lovato, people.person.languages, English Language
m.09w8l3b, common.webpage.topic, Demi Lovato
Demi Lovato, celebrities.celebrity.celebrity_friends, m.0cxqwzf
Demi Lovato, common.topic.image, Demi-May-2011-People-Magazine-demi-lovato-21277503-1896-2560.jpg
m.064gh0t, base.popstra.party_attendance_person.person, Demi Lovato
Demi Lovato, base.popstra.celebrity.wears, m.064ggrt
Demi Lovato, base.popstra.celebrity.wears, m.064ggbq
Demi Lovato 2 cropped, common.image.appears_in_topic_gallery, Demi Lovato
Demi Lovato, people.person.profession, Musician
m.09w7sbc, common.webpage.topic, Demi Lovato
Demi Lovato, common.topic.webpage, m.0bnsghl
Demi Lovato, celebrities.celebrity.celebrity_friends, m.0cxqwzl
Actor, people.person.profession, Joe Jonas
Demi Lovato tops albums chart, but Michael Jackson outsells her, common.resource.annotations, m.09wlt42
m.0b68vr8, celebrities.friendship.friend, Demi Lovato
demi-lovato-quotes.jpg, common.image.appears_in_topic_gallery, Demi Lovato
m.0cxm3gv, celebrities.friendship.friend, Demi Lovato
Demi Lovato, tv.tv_actor.guest_roles, m.09nb34w
m.063gd6q, base.popstra.dated.participant, Demi Lovato
Demi Lovato, common.topic.article, m.02wb6yv
m.0cxqwzl, celebrities.friendship.friend, Demi Lovato
Demi Lovato, base.popstra.celebrity.wears, m.064gg9n
Demi Lovato, base.popstra.celebrity.dated, m.064cvl8
Demi Lovato, film.person_or_entity_appearing_in_film.films, m.0y565sb
Demi Lovato, people.person.sibling_s, m.07syfkk
Demi Lovato, book.book_subject.works, Demi Lovato and Selena Gomez: The Complete Unofficial Story of the BFFs
Demi Lovato and Selena Gomez: The Complete Unofficial Story of the BFFs, common.topic.notable_for, g.1258f4wxy
Demi Lovato, common.topic.webpage, m.09x5ykw
Demi Lovato, base.popstra.celebrity.hangout, m.064ggh2
m.064hjgs, base.popstra.friendship.participant, Demi Lovato
Demi Lovato, people.person.sibling_s, m.075s407
demi_lovato.jpg, common.image.appears_in_topic_gallery, Demi Lovato
Demi Lovato, people.person.ethnicity, Italian American
Demi Lovato, people.person.sibling_s, m.0y61rct
m.0y564gc, film.personal_film_appearance.person, Demi Lovato
Demi Lovato, film.actor.film, m.09rjkzr
Demi Lovato, base.popstra.celebrity.friendship, m.0cq9hwb
Send It On, music.featured_artist.albums, Joe Jonas
m.09wlttf, common.webpage.topic, Demi Lovato
Demi Lovato, common.topic.webpage, m.09w_6sg
Demi Lovato, base.popstra.celebrity.supporter, m.0dl63f5
Demi Lovato, common.topic.webpage, m.09wlff_
Demi Lovato, people.person.profession, Singer-songwriter
Demi Lovato, base.popstra.celebrity.vacations_in, m.064ggl7
Demi Lovato in Glamour Magazine for Jan 2012 01.jpg, common.image.size, m.0kksb6
Demi Lovato, common.topic.image, Demi Lovato in Glamour Magazine for Jan 2012 01.jpg
Demi Lovato, common.topic.webpage, m.03l1b3c
m.0bnr3l9, common.webpage.resource, Demi Lovato Pictures
Demi Lovato, people.person.profession, Singer-songwriter
Demi Lovato, freebase.valuenotation.is_reviewed, Parents
m.0p8bxp6, common.webpage.topic, Demi Lovato
m.0y564kq, film.personal_film_appearance.person, Demi Lovato
Demi Lovato, freebase.valuenotation.has_no_value, Spouse (or domestic partner)
Synthpop, music.artist.genre, Joe Jonas
Demi Lovato, celebrities.celebrity.celebrity_friends, m.09rjky_
Demi Lovato, base.popstra.dated.participant, m.065q3fy
Demi Lovato, common.topic.notable_types, Celebrity
m.0y563qj, film.personal_film_appearance.person, Demi Lovato
Demi Lovato, celebrities.celebrity.celebrity_friends, m.0cxm3gv
m.065phq_, base.popstra.friendship.participant, Demi Lovato
Pop music, music.artist.genre, Joe Jonas
Demi Lovato, common.topic.webpage, m.09wlttf
m.0y564bw, film.personal_film_appearance.person, Demi Lovato
Demi Lovato, people.person.place_of_birth, Albuquerque
Pop rock, music.artist.genre, Joe Jonas
Demi Lovato, base.cinemainspector.person_sign.star_sign, Leo
Demi Lovato, music.composition.composer, Gonna Get Caught
m.063gd3x, base.popstra.friendship.participant, Demi Lovato
Demi Lovato, base.popstra.celebrity.dated, m.063gd6q
Demi Lovato, film.person_or_entity_appearing_in_film.films, m.0h7c5zj
Demi Lovato, people.person.profession, TV Personality
Don't Forget, music.composer.compositions, Joe Jonas
Demi Lovato, music.artist.album, Get Back
Best Friends Forever: Selena Gomez & Demi Lovato: An Unauthorized Biography, common.topic.notable_for, g.125ct5xzt
m.09wlt36, common.webpage.resource, Demi Lovato tops albums chart, but Michael Jackson outsells her
Demi Lovato, music.artist.contribution, m.0w0xgpw
m.0cq9hyy, base.popstra.friendship.participant, Demi Lovato
demi-lovato-quotes.jpg, common.image.size, m.0kly56
Hollywood Records, music.artist.label, Joe Jonas
Demi Lovato, base.litcentral.person_nickname.people_with_this_nickname, m.07sy59b
m.09ygw3v, common.webpage.topic, Demi Lovato
m.09x5ykw, common.webpage.topic, Demi Lovato
m.075s407, people.sibling_relationship.sibling, Demi Lovato
m.09yp6nl, common.webpage.topic, Demi Lovato
2012 Teen Choice Awards, time.event.people_involved, Demi Lovato
Patrick Lovato, people.person.spouse_s, m.07syg9m
m.09rjkyv, celebrities.friendship.friend, Demi Lovato
Dance-pop, music.artist.genre, Joe Jonas
m.064cvdc, base.popstra.friendship.participant, Demi Lovato
Demi Lovato, film.actor.film, m.0mzkptd
Demi Lovato, base.popstra.celebrity.dated, m.065py_5
m.0w0z8gk, tv.tv_guest_personal_appearance.person, Demi Lovato
m.0nf3cck, tv.tv_guest_personal_appearance.person, Demi Lovato
Demi Lovato, base.popstra.celebrity.friendship, m.064hjgs
m.0w9ztm9, tv.tv_guest_personal_appearance.episode, Demi Lovato, Kevin Nealon
Demi Lovato, common.topic.webpage, m.09y5b4g
Celebrity, common.topic.notable_types, Joe Jonas
Demi Lovato, celebrities.celebrity.sexual_relationships, m.0_xw9hk
Demi Lovato, freebase.valuenotation.is_reviewed, Official website
Demi Lovato, people.person.parents, Dianna Hart
Demi Lovato, people.person.nationality, United States of America
Demi Lovato, common.topic.webpage, m.09yp6nl
m.0bbd14c, celebrities.friendship.friend, Demi Lovato
Demi Lovato, people.person.places_lived, m.03pkm30
m.07sy59b, base.litcentral.person_full_name.person_topic, Demi Lovato
Demi Lovato, base.popstra.celebrity.friendship, m.0dl639b
m.065q3fy, base.popstra.dated.participant, Demi Lovato
m.0cq9hwb, base.popstra.friendship.participant, Demi Lovato
Demi Lovato, film.person_or_entity_appearing_in_film.films, m.0y564kq
m.0y565wb, film.personal_film_appearance.person, Demi Lovato
Demi Lovato (A Robbie Readers) (Robbie Reader Contemporary Biographies), book.written_work.author, Kathleen Tracy
Demi Lovato, music.artist.label, Universal Music Group
Demi Lovato, base.popstra.celebrity.wears, m.064ggc0
m.0w0z9fm, tv.tv_guest_personal_appearance.person, Demi Lovato
Demi-May-2011-People-Magazine-demi-lovato-21277503-1896-2560.jpg, common.image.size, m.0jb5cm_
Demi Lovato, base.popstra.celebrity.friendship, m.064j62g
Demi Lovato, film.person_or_entity_appearing_in_film.films, m.0y565z8
Dallas Lovato, people.person.parents, Patrick Lovato
Demi Lovato: Unauthorized Biography, common.topic.notable_for, g.125864x2x
Demi Lovato, music.artist.genre, Pop music
Demi Lovato, base.popstra.celebrity.friendship, m.064hjgs
Demi Lovato: Unauthorized Biography, book.written_work.author, Riley Brooks
Demi Lovato, common.topic.webpage, m.09wpjd9
Emotional, common.image.appears_in_topic_gallery, Demi Lovato
m.0y5cwcr, tv.tv_regular_personal_appearance.person, Demi Lovato
Contemporary R&B, music.artist.genre, Joe Jonas
m.0bnsghl, common.webpage.topic, Demi Lovato
m.065py_5, base.popstra.dated.participant, Demi Lovato
Demi Lovato, film.person_or_entity_appearing_in_film.films, m.0y5664f
Demi Lovato, common.topic.webpage, m.09y5__b
Demi Lovato, film.person_or_entity_appearing_in_film.films, m.0w5xdw0
m.0y565z8, film.personal_film_appearance.person, Demi Lovato
Demi Lovato, music.artist.origin, Dallas
m.07sy59b, base.litcentral.person_full_name.nickname_s, Demi Lovato
Demi Lovato tops albums chart, but Michael Jackson outsells her, common.resource.annotations, m.09wlt36
m.0cq9ttn, people.place_lived.person, Demi Lovato
Demi Lovato, base.popstra.celebrity.shops_at, m.064cvmz
Demi Lovato, music.artist.album, Demi
Demi Lovato, music.artist.album, Really Don't Care
Demi Lovato, base.popstra.celebrity.eats_at, m.063gdh7
Demi Lovato, common.topic.image, Demi Lovato 2 cropped
Italian American, people.person.ethnicity, Joe Jonas
m.0_xw9hk, celebrities.romantic_relationship.celebrity, Demi Lovato
m.0w0z86y, tv.tv_guest_personal_appearance.person, Demi Lovato
Demi Lovato, music.composition.composer, Behind Enemy Lines
Demi Lovato, music.artist.label, Polydor Records
Place of birth, freebase.valuenotation.is_reviewed, Joe Jonas
Patrick Lovato, people.person.children, Amber Lovato
m.0nf3c86, tv.tv_guest_personal_appearance.person, Demi Lovato
Demi Lovato, base.popstra.celebrity.supporter, m.064cv_7
Demi Lovato, music.artist.genre, Pop rock
Amber Lovato, people.person.sibling_s, m.0y61rct
Demi Lovato, people.person.profession, Dancer
Demi Lovato, common.topic.webpage, m.09wlt36
Demi Lovato, people.person.places_lived, m.0cq9ttn
Demi Lovato, freebase.valuenotation.is_reviewed, Date of birth
Demi Lovato, common.topic.webpage, m.09wwh_f
Two Worlds Collide, music.composition.composer, Joe Jonas
m.09y8cb0, common.webpage.topic, Demi Lovato
Demi Lovato and Selena Gomez: The Complete Unofficial Story of the BFFs, book.written_work.subjects, Demi Lovato
Demi Lovato, people.person.gender, Female
United States of America, people.person.nationality, Joe Jonas
m.0y564_n, film.personal_film_appearance.person, Demi Lovato
Demi Lovato, film.person_or_entity_appearing_in_film.films, m.0y5661h
Demi Lovato, base.popstra.celebrity.vacations_in, m.064gggc
Demi Lovato, freebase.valuenotation.is_reviewed, Country of nationality
Demi Lovato, base.popstra.celebrity.parties, m.064gg_w
imagesCAUF34ZU.jpg, common.image.appears_in_topic_gallery, Demi Lovato
Demi Lovato, film.person_or_entity_appearing_in_film.films, m.0y563qj
Demi Lovato, celebrities.celebrity.sexual_relationships, m.0cq9shl
Demi Lovato, music.artist.genre, Synthpop
Demi Lovato, film.actor.film, m.04dc588
Demi Lovato, music.artist.genre, Contemporary R&B
Demi Lovato, music.artist.album, Unbroken
Demi Lovato, freebase.valuenotation.is_reviewed, Spouse (or domestic partner)
Demi Lovato, common.topic.image, 418px-DemiLovatoApr09.jpg
Demi Lovato, celebrities.celebrity.sexual_relationships, m.0cq9shl
m.0w9ztfb, tv.tv_guest_personal_appearance.person, Demi Lovato
Demi Lovato, tv.tv_personality.tv_regular_appearances, m.0y5cwcr
Demi Lovato, music.artist.label, Walt Disney Records
Demi Lovato, music.artist.album, g.121y020v
Demi Lovato, common.topic.webpage, m.09ygw3v
Demi Lovato, base.popstra.celebrity.dated, m.065q3fy
Demi Lovato and Selena Gomez: The Complete Unofficial Story of the BFFs, common.topic.notable_types, Written Work
Demi Lovato, people.person.parents, Patrick Lovato
Demi Lovato, celebrities.celebrity.celebrity_friends, m.0cxm3hb
Demi Lovato, base.popstra.celebrity.friendship, m.064cvdc
Demi Lovato, base.popstra.celebrity.friendship, m.063gd3x
m.0cxm3h5, celebrities.friendship.friend, Demi Lovato
Make a Wave, music.album.artist, Joe Jonas
Dallas Lovato, people.person.sibling_s, m.07syfkk
m.0h4z8q0, film.personal_film_appearance.person, Demi Lovato
m.0cxqwzf, celebrities.friendship.friend, Demi Lovato
Demi Lovato, music.artist.genre, Teen pop
Demi Lovato, freebase.valuenotation.is_reviewed, Date of birth
Demi Lovato in Glamour Magazine for Jan 2012 01.jpg, common.image.size, m.0jb5czj
m.0y61rct, people.sibling_relationship.sibling, Demi Lovato
Demi Lovato, base.popstra.celebrity.shops_at, m.064ggqg
Demi Lovato, book.book_subject.works, Demi Lovato: Unauthorized Biography
Demi Lovato, celebrities.celebrity.celebrity_friends, m.0cxm3g_
m.011l_brx, film.personal_film_appearance.person, Demi Lovato
Demi, music.album.artist, Demi Lovato
m.064gh0b, base.popstra.party_attendance_person.person, Demi Lovato
Demi Lovato, music.artist.album, La La Land
Demi Lovato, music.artist.genre, Dance-pop
Teen pop, music.artist.genre, Joe Jonas
m.09wynqh, common.webpage.topic, Demi Lovato
Demi Lovato, book.book_subject.works, Best Friends Forever: Selena Gomez & Demi Lovato: An Unauthorized Biography
Demi Lovato, internet.blogger.blog, ddlovato
m.0cxm3hb, celebrities.friendship.friend, Demi Lovato
m.09wnhrq, common.webpage.topic, Demi Lovato
Demi Lovato, music.album.artist, La La Land
m.01041_p3, celebrities.romantic_relationship.celebrity, Demi Lovato
Demi Lovato, common.topic.image, Emotional
Demi Lovato, film.actor.film, m.0y55m8c
Demi Lovato in Glamour Magazine for Jan 2012 01.jpg, common.image.appears_in_topic_gallery, Demi Lovato
Demi Lovato, base.popstra.celebrity.friendship, m.06461k9
Demi Lovato, common.topic.webpage, m.09y60d5
La La Land, music.composer.compositions, Joe Jonas
Musician, people.person.profession, Joe Jonas
Demi Lovato, common.topic.webpage, m.09w8l3b
Dianna Hart, people.person.children, Demi Lovato
Demi Lovato, people.person.education, m.0sw0nwh
Demi Lovato, people.person.profession, Musician
Demi Lovato, film.person_or_entity_appearing_in_film.films, m.0y565wb
Demi Lovato, base.popstra.celebrity.parties, m.064gh0b
Demi Lovato, common.topic.webpage, m.09y8cb0
m.0y4zqyv, tv.tv_guest_personal_appearance.person, Demi Lovato
Demi Lovato, music.composition.composer, Two Worlds Collide
m.09wmk0h, common.webpage.topic, Demi Lovato
Demi Lovato, common.topic.notable_types, Celebrity
Demi Lovato, common.topic.webpage, m.0d_xbsn
Gender, freebase.valuenotation.is_reviewed, Joe Jonas
Demi Lovato, music.artist.label, Hollywood Records
Demi Lovato, music.artist.label, Island Records
Demi Lovato, music.artist.label, Hollywood Records
Best Friends Forever: Selena Gomez & Demi Lovato: An Unauthorized Biography, book.written_work.subjects, Demi Lovato
Demi Lovato, base.schemastaging.person_extra.net_worth, m.0n9j60_
Demi Lovato, celebrities.celebrity.celebrity_friends, m.0b68vr8
Demi Lovato, freebase.valuenotation.is_reviewed, Profession
Demi Lovato, celebrities.celebrity.celebrity_friends, m.09rjkyv
m.064hjgs, base.popstra.friendship.participant, Joe Jonas
Demi Lovato, music.artist.album, Get Back
m.0d_xbsn, common.webpage.topic, Demi Lovato
Demi Lovato, base.popstra.celebrity.eats_at, m.064cvlv
m.0cxm3g_, celebrities.friendship.friend, Demi Lovato
Date of birth, freebase.valuenotation.is_reviewed, Joe Jonas
m.0cq9shl, celebrities.romantic_relationship.celebrity, Demi Lovato
Demi Lovato, common.topic.webpage, m.09wnhrq
m.03pkm30, people.place_lived.person, Demi Lovato
Demi Lovato, celebrities.celebrity.celebrity_friends, m.0cxm3h5
Demi Lovato, common.topic.image, imagesCAUF34ZU.jpg
Demi Lovato, base.popstra.celebrity.bought, m.063gdp_
m.09rjky_, celebrities.friendship.friend, Demi Lovato
m.0w9ztqm, tv.tv_guest_personal_appearance.person, Demi Lovato
418px-DemiLovatoApr09.jpg, common.image.appears_in_topic_gallery, Demi Lovato
m.064gg_w, base.popstra.party_attendance_person.person, Demi Lovato
Demi Lovato (A Robbie Readers) (Robbie Reader Contemporary Biographies), common.topic.notable_for, g.1258dd4w3
demi_lovato.jpg, common.image.size, m.0kly56
Get Back, music.composition.composer, Joe Jonas
Demi Lovato, base.popstra.celebrity.religion, m.064cv_y
Patrick Lovato, people.person.children, Demi Lovato
Demi Lovato, base.popstra.celebrity.parties, m.064gh0t
Demi Lovato, freebase.valuenotation.is_reviewed, Height
On the Line, music.composer.compositions, Joe Jonas
Demi Lovato, common.topic.image, Demi Lovato 2 crop
m.06461k9, base.popstra.friendship.participant, Demi Lovato
m.09wlt42, common.webpage.resource, Demi Lovato tops albums chart, but Michael Jackson outsells her
Demi Lovato, celebrities.celebrity.celebrity_friends, m.0bbd14c
Demi Lovato, base.popstra.celebrity.wears, m.064ggb5
m.04zdjzw, tv.regular_tv_appearance.actor, Demi Lovato
m.0_vnzfj, people.place_lived.person, Demi Lovato
Demi Lovato, common.topic.image, piranha_3_d_13.jpg
m.04df46w, tv.regular_tv_appearance.actor, Demi Lovato
Demi Lovato, music.composition.composer, On the Line
m.065q3fy, base.popstra.dated.participant, Joe Jonas
Amber Lovato, people.person.parents, Patrick Lovato
Demi Lovato, music.artist.contribution, m.0w0z347
Demi Lovato, base.litcentral.named_person.individual_names, m.07sy59b
m.0w9ztm9, tv.tv_guest_personal_appearance.person, Demi Lovato
Demi Lovato, people.person.religion, Christianity
m.0y4zqrh, tv.tv_guest_personal_appearance.person, Demi Lovato
Demi Lovato, tv.tv_personality.tv_regular_appearances, m.0m1z20g
m.09wlff_, common.webpage.topic, Demi Lovato
m.0bnr3l9, common.webpage.topic, Demi Lovato
Demi Lovato and Selena Gomez: The Complete Unofficial Story of the BFFs, book.written_work.author, Lucy Rutherford
m.064j62g, base.popstra.friendship.participant, Demi Lovato
Dancer, people.person.profession, Joe Jonas
Demi Lovato, freebase.valuenotation.is_reviewed, Place of birth
m.09wpjd9, common.webpage.topic, Demi Lovato
Demi Lovato, music.artist.album, Make a Wave
m.0y5664f, film.personal_film_appearance.person, Demi Lovato
m.0y5661h, film.personal_film_appearance.person, Demi Lovato
m.0w9ztn9, tv.tv_guest_personal_appearance.person, Demi Lovato
Demi Lovato, common.topic.webpage, m.09w7sbc
Demi Lovato (A Robbie Readers) (Robbie Reader Contemporary Biographies), common.topic.notable_types, Book
Demi Lovato, common.topic.webpage, m.09wynqh
Demi Lovato, freebase.valuenotation.is_reviewed, Gender
Demi Lovato, people.person.profession, Dancer
m.0m1z20g, tv.tv_regular_personal_appearance.person, Demi Lovato
Demi Lovato, celebrities.celebrity.sexual_relationships, m.01041_p3
Demi Lovato, film.person_or_entity_appearing_in_film.films, m.011l_brx
Demi Lovato, people.person.profession, Actor
Jonas Brothers Live in Concert World Tour 2010, common.topic.image, Nick Jonas and Demi Lovato in New York 2010
Demi Lovato, music.artist.contribution, m.0w2sss8
Demi Lovato, base.popstra.celebrity.supporter, m.0dl63fn
m.0h7c5zj, film.personal_film_appearance.person, Demi Lovato
Without the Love, music.recording.artist, Demi Lovato
m.03l1b3c, common.webpage.topic, Demi Lovato
ddlovato, internet.blog.blogger, Demi Lovato
Demi Lovato, freebase.valuenotation.is_reviewed, Gender
m.0nf693c, tv.tv_regular_personal_appearance.person, Demi Lovato
Best Friends Forever: Selena Gomez & Demi Lovato: An Unauthorized Biography, book.written_work.author, Lexi Ryals
Demi Lovato, tv.tv_personality.tv_regular_appearances, m.0nf693c
Demi Lovato, common.topic.webpage, m.0bnr3l9
m.09y5__b, common.webpage.topic, Demi Lovato
Demi-Lovato-L-Strickland-2009-for-Sugar-magazine-photoshoot-anichu90-16801515-1920-2560.jpg, common.image.appears_in_topic_gallery, Demi Lovato
m.0y565sb, film.personal_film_appearance.person, Demi Lovato
m.0dl639b, base.popstra.friendship.participant, Demi Lovato
Demi Lovato, film.person_or_entity_appearing_in_film.films, m.0y564_n
m.0w5xdw0, film.personal_film_appearance.person, Demi Lovato
m.09y60d5, common.webpage.topic, Demi Lovato
Demi Lovato, film.actor.film, m.05ns5v7
Demi Lovato, people.person.nationality, United States of America
Demi Lovato, music.artist.contribution, m.0w0xgsb
m.064cvl8, base.popstra.dated.participant, Demi Lovato
m.09wlt36, common.webpage.topic, Demi Lovato
Demi Lovato, base.popstra.celebrity.friendship, m.0cq9hyy

Answer: Joe Jonas