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 movies starring Zac Efron that was part of High School Musical? 
Knowledge Triplets: High School Musical 2, film.film.starring, m.0y6rb4s
High School Musical: El Desafío, film.film.production_companies, The Walt Disney Company
High School Musical 2, film.film.starring, m.0y6qxv_
You Are the Music in Me (Sharpay version), music.recording.releases, High School Musical 2
High School Musical 2, film.film.runtime, m.0gz1fgw
m.0y63qwd, film.performance.film, High School Musical 2
High School Musical, film.film.starring, m.0y5ld3p
High School Musical 2, film.film.distributors, m.0hgbx5k
m.0y6rk_q, film.performance.film, High School Musical 2
Can I Have This Dance, music.recording.releases, High School Musical 3: Senior Year
High School Musical, film.film_series.films_in_series, High School Musical 2
High School Musical, film.film.starring, m.0y5ljmh
Work This Out, film.film_featured_song.featured_in_film, High School Musical 2
High School Musical 2, film.film.starring, m.0wyvj68
High School Musical, film.film.starring, m.0y5l4zg
High School Musical, film.film.starring, m.0jzdzk
m.0y63mqy, film.performance.film, High School Musical 2
m.0y6r2ny, film.performance.film, High School Musical 2
m.0y6r34y, film.performance.film, High School Musical 2
m.0y63n46, film.performance.film, High School Musical 2
High School Musical, film.film.film_series, High School Musical 3: Senior Year
m.0y63j5h, film.performance.film, High School Musical 2
High School Musical 2, film.film.starring, m.0y6rjm1
Breaking Free (High School Musical), music.recording.artist, Zac Efron
m.0y632yp, film.performance.film, High School Musical 2
High School Musical 2, music.soundtrack.film, High School Musical 2
m.0y63ggg, film.performance.film, High School Musical 2
High School Musical 2, film.film.starring, m.0y63rvd
High School Musical 2, film.film.other_crew, m.0wz335z
High School Musical, film.film.starring, m.0y5l8qr
High School Musical, film.film_series.films_in_series, Sharpay's Fabulous Adventure
m.0y63r1v, film.performance.film, High School Musical 2
High School Musical 2, film.film.starring, m.0wyvgqt
High School Musical 2, film.film.film_casting_director, Jason La Padura
High School Musical 2, film.film.release_date_s, m.0wyqd0k
m.0y6rc62, film.performance.film, High School Musical 2
High School Musical 2, film.film.release_date_s, m.0k1c9k7
High School Musical 2, film.film.starring, m.0y63qzq
High School Musical, film.film.starring, m.0y5lk7m
Zac Efron: The Ultimate Idol, film.film.personal_appearances, m.0cs9nd2
High School Musical, film.film.starring, m.0y5lb34
High School Musical 2, film.film.starring, m.0y63qwd
m.0y6rdy0, film.performance.film, High School Musical 2
High School Musical 2, film.film.starring, m.0gyz28b
High School Musical 2, film.film.starring, m.0gz0ldm
High School Musical 2, film.film.starring, m.0y63mfc
High School Musical 2, film.film.starring, m.0y63q80
High School Musical 2, film.film.film_series, High School Musical
Zac Efron, music.artist.track, Everyday
High School Musical 2, film.film.release_date_s, m.0wyq8t2
High School Musical, film.film.starring, m.0y5lgwt
Zac Efron, award.award_nominee.award_nominations, m.0z8z2qp
High School Musical 2, film.film.genre, Musical comedy
m.0b0bqc6, award.award_honor.honored_for, High School Musical 3: Senior Year
High School Musical 2, film.film.featured_song, Everyday
High School Musical 2, film.film.release_date_s, m.0wyq9zk
Scream, music.recording.releases, High School Musical 3: Senior Year
High School Musical 2, film.film.release_date_s, m.0wyqc4r
High School Musical 2, film.film.starring, m.0y6rc_3
High School Musical, film.film.starring, m.0y5ldhm
High School Musical 2, film.film.release_date_s, m.0j58wmq
High School Musical 2, film.film.release_date_s, m.0j585y7
Zac Efron, music.recording.artist, Bet on It
Zac Efron, people.person.nationality, United States of America
High School Musical 3: Senior Year, film.film.directed_by, Kenny Ortega
High School Musical 2, film.film.starring, m.0y6rk_q
High School Musical 2, film.film.release_date_s, m.0wyqctl
High School Musical: El Desafío, film.film.language, Spanish Language
m.0gz1fgw, film.film_cut.film, High School Musical 2
High School Musical 2, film.film.starring, m.0y632t1
High School Musical 2, film.film.film_casting_director, Jeff Johnson
High School Musical, film.film.starring, m.0y5kzxh
High School Musical 2, film.film.release_date_s, m.0wyqh76
Zac Efron, music.artist.track, The Boys Are Back
Zac Efron, music.recording.artist, Can I Have This Dance
High School Musical 2, film.film.genre, Backstage Musical
High School Musical, film.film.starring, m.0y5l3f6
m.0y63pv2, film.performance.film, High School Musical 2
Zac Efron, music.recording.artist, Gotta Go My Own Way
m.0y6r4fx, film.performance.film, High School Musical 2
High School Musical 2, film.film.starring, m.0y63qng
Zac Efron to star in ''Seventeen'', common.resource.annotations, m.0949vld
High School Musical 2, film.film.starring, m.0y63ggg
m.0wz2ffx, film.performance.film, High School Musical 2
High School Musical 2, film.film.featured_song, Humuhumunukunukuapua'a
m.02vd0zf, film.performance.film, High School Musical 2
High School Musical 2, film.film.release_date_s, m.0wyqbq9
m.03js450, film.performance.film, High School Musical 2
m.0y633hj, film.performance.film, High School Musical 2
High School Musical, film.film.starring, m.0y5lhr0
m.0y63rvd, film.performance.film, High School Musical 2
High School Musical 2, film.film.starring, m.0y6r0pb
High School Musical 3: Senior Year, film.film.prequel, High School Musical 2
High School Musical 2, film.film.starring, m.03js450
High School Musical, film.film.starring, m.0y5l9l5
High School Musical 2, film.film.distributors, m.0hgbx6d
High School Musical, film.film.starring, m.0jzdys
High School Musical 2, film.film.release_date_s, m.0wyqf0p
High School Musical 2, film.film.featured_song, g.120jxm9t
m.0z8_5pc, award.award_nominated_work.award_nominations, High School Musical 3: Senior Year
High School Musical, film.film.starring, m.0y5l0xs
Fabulous, film.film_featured_song.featured_in_film, High School Musical 2
m.0wz2h9f, film.performance.film, High School Musical 2
High School Musical 2, film.film.genre, Musical Drama
High School Musical 2, film.film.release_date_s, m.0wyqfsb
High School Musical 2, film.film.release_date_s, m.0wyq9fm
High School Musical 2, film.film.featured_song, I Don't Dance
High School Musical 2, film.film.featured_song, g.122brtjv
m.0y632t1, film.performance.film, High School Musical 2
High School Musical 2, film.film.starring, m.0gz0wnc
High School Musical 2, film.film.featured_song, Fabulous
m.0gz0wnc, film.performance.film, High School Musical 2
High School Musical 2, film.film.release_date_s, m.0wyqg7y
High School Musical 2, film.film.other_crew, m.0wz34bd
High School Musical, film.film.starring, m.0y5l9f5
m.0gyz28b, film.performance.film, High School Musical 2
m.0y63qng, film.performance.film, High School Musical 2
High School Musical 2, film.film.starring, m.0y63pv2
High School Musical 2, film.film.release_date_s, m.0wyqg33
High School Musical, music.recording.artist, Zac Efron
High School Musical, film.film.sequel, High School Musical 2
m.0y6rm04, film.performance.film, High School Musical 2
m.0y6rc_3, film.performance.film, High School Musical 2
m.0y6rb4s, film.performance.film, High School Musical 2
High School Musical 2, film.film.release_date_s, m.0wyqfjr
m.0z3_4wq, film.performance.film, High School Musical 2
m.0y632c4, film.performance.film, High School Musical 2
High School Musical, film.film.starring, m.01z0cd4
High School Musical 2, film.film.release_date_s, m.0wyq92f
High School Musical, film.film.starring, m.0y5l4lf
High School Musical 2, film.film.starring, m.0y632c4
High School Musical 2, film.film.starring, m.0y6r2ny
Bet on It, music.recording.releases, High School Musical 2
Zac Efron, music.recording.artist, Bet On It
m.0y6q_0h, film.performance.film, High School Musical 2
High School Musical 2, film.film.starring, m.0y63my7
High School Musical, film.film.starring, m.0y5l93b
All for One, music.recording.releases, High School Musical 2
High School Musical, film.film.starring, m.0y5lggd
High School Musical, film.film.starring, m.0jzdyy
High School Musical 2, film.film.film_set_decoration_by, Ken Kirchner
High School Musical 2, film.film.starring, m.0y631b6
High School Musical, film.film.starring, m.01z0cdn
High School Musical 2, film.film.other_crew, m.0wz34n_
High School Musical 2, film.film.other_crew, m.0wz34cq
High School Musical, film.film.starring, m.0y5lc2s
High School Musical 2, film.film.starring, m.0y6r042
High School Musical 2, film.film.other_crew, m.0wz33d6
High School Musical 2, film.film.release_date_s, m.0wyqcgq
m.0y6rgfx, film.performance.film, High School Musical 2
High School Musical 2, film.film.starring, m.0y631k9
High School Musical 2, film.film.starring, m.0y6rphm
High School Musical, film.film.starring, m.0y5l7s2
High School Musical 2, film.film.cinematography, Daniel Aranyo
High School Musical 2, film.film.starring, m.0y63llc
Zac Efron, music.recording.artist, All for One
m.0y6rn0b, film.performance.film, High School Musical 2
High School Musical: El Desafío, film.film.genre, Backstage Musical
High School Musical, film.film.starring, m.0jzdz2
m.0y63r30, film.performance.film, High School Musical 2
Zac Efron, music.artist.contribution, m.0xnr_l9
m.0y63g_t, film.performance.film, High School Musical 2
m.0h3946d, film.performance.film, High School Musical 2
m.0xnr_l9, music.recording_contribution.album, High School Musical 2
High School Musical, film.film.starring, m.0y5l9r2
Zac Efron, film.actor.film, m.02vcjkf
High School Musical, film.film.starring, m.0y5ljz1
High School Musical 2, film.film.starring, m.0gyzdgw
High School Musical 2, film.film.starring, m.0y6rgfx
High School Musical 2, film.film.starring, m.0y6313x
m.0gz0mwj, film.performance.film, High School Musical 2
Zac Efron, music.recording.artist, Work This Out
High School Musical 2, film.film.starring, m.0y63r1v
m.0y63l_n, film.performance.film, High School Musical 2
m.0y6rmf7, film.performance.film, High School Musical 2
High School Musical 2, film.film.starring, m.04g4mj1
High School Musical 2, film.film.costume_design_by, Tom McKinley
Zac Efron, music.recording.artist, You Are the Music in Me (Sharpay version)
High School Musical 2, film.film.starring, m.02vcjkf
High School Musical, film.film.starring, m.01z0cf4
High School Musical 2, film.film.distributors, m.0hgbx5v
High School Musical 2, film.film.starring, m.0y63241
High School Musical 2, film.film.starring, m.0y63hy4
High School Musical 2, film.film.starring, m.0y63jn1
High School Musical 2, film.film.starring, m.0y63r4g
High School Musical, film.film.starring, m.01z0ccy
High School Musical 2, film.film.music, David Nessim Lawrence
m.0wfvq33, award.award_nomination.nominated_for, High School Musical 2
High School Musical, film.film.starring, m.0wzp2tb
High School Musical 2, film.film.starring, m.0y63g_t
High School Musical, film.film.starring, m.0y5lj5f
High School Musical, film.film.starring, m.0y5lk1p
High School Musical 2, film.film.starring, m.0gz0mwj
High School Musical, film.film.starring, m.0y5l8lr
Zac Efron: The Ultimate Idol, film.film.language, English Language
Zac Efron, award.award_nominee.award_nominations, m.0b3t__5
High School Musical 2, film.film.starring, m.0y6qy_3
High School Musical 2, film.film.executive_produced_by, Barry Rosenbush
Everyday, music.recording.releases, High School Musical 2
High School Musical 2, film.film.other_crew, m.0wz33c5
High School Musical 2, film.film.genre, Romance Film
High School Musical, film.film.prequel, High School Musical 2
High School Musical 2, film.film.starring, m.0y632yp
m.02vcjkf, film.performance.film, High School Musical 2
m.03lyytj, film.performance.film, High School Musical 3: Senior Year
High School Musical 2, film.film.starring, m.0y632h7
m.0p7f8vp, film.film_cut.film, High School Musical 2
High School Musical 2, film.film.featured_song, You Got It
High School Musical, film.film.starring, m.0y5l01v
High School Musical 2, film.film.soundtrack, High School Musical 2
High School Musical 2, film.film.release_date_s, m.0wyqbbq
High School Musical 2, film.film.release_date_s, m.0wyqdb5
High School Musical 2, film.film.starring, m.0y6r34y
m.0y63rfz, film.performance.film, High School Musical 2
m.0y6313x, film.performance.film, High School Musical 2
High School Musical 2, film.film.distributors, m.0hgbx63
m.04g4mj1, film.performance.film, High School Musical 2
Gotta Go My Own Way, music.recording.releases, High School Musical 2
m.0y6r0pb, film.performance.film, High School Musical 2
High School Musical 2, film.film.starring, m.0y633hj
High School Musical 2, film.film.other_crew, m.0wz33wv
Zac Efron, award.award_nominee.award_nominations, m.0b3w_t8
Zac Efron, film.actor.film, m.03lyytj
High School Musical 2, film.film.starring, m.0y6rmf7
High School Musical 2, film.film.produced_by, Bill Borden
High School Musical 2, film.film.other_crew, m.0wz3403
High School Musical, film.film.starring, m.0y5l2nt
High School Musical 2, film.film.starring, m.02vc3dx
High School Musical 2, film.film.release_date_s, m.0wyq8mj
High School Musical 2, film.film.starring, m.0y633ts
m.0y63qzq, film.performance.film, High School Musical 2
High School Musical 2, film.film.starring, m.0y6r5dc
High School Musical 2, film.film.starring, m.0y6rfmc
m.0y63q80, film.performance.film, High School Musical 2
Zac Efron, music.artist.track, Scream
High School Musical, film.film.starring, m.0y5l1cw
High School Musical 2, film.film.other_crew, m.0wz33ff
m.0y63hy4, film.performance.film, High School Musical 2
High School Musical, film.film.starring, m.0y5lbsb
m.0y63mfc, film.performance.film, High School Musical 2
Zac Efron, music.artist.track, High School Musical
Bet On It, music.recording.releases, High School Musical 2
Zac Efron, music.album.artist, Right Here, Right Now
High School Musical 2, film.film.release_date_s, m.0wyq7rj
Zac Efron, music.artist.track, Breaking Free (High School Musical)
High School Musical 2, film.film.release_date_s, m.0wyq9tk
High School Musical 2, film.film.featured_song, You Are the Music in Me
High School Musical, film.film_series.films_in_series, High School Musical 3: Senior Year
High School Musical 2, film.film.starring, m.0y632py
m.0y63jn1, film.performance.film, High School Musical 2
High School Musical 2, film.film.other_crew, m.0wz34n9
m.0b3w_t8, award.award_nomination.nominated_for, High School Musical 3: Senior Year
High School Musical 2, film.film.directed_by, Kenny Ortega
Humuhumunukunukuapua'a, film.film_featured_song.featured_in_film, High School Musical 2
Everyday, film.film_featured_song.featured_in_film, High School Musical 2
High School Musical, film.film.starring, m.0y5kzr4
Zac Efron: The Ultimate Idol, film.film.country, United States of America
United States of America, film.film.country, High School Musical 3: Senior Year
High School Musical 2, film.film.produced_by, Don Schain
High School Musical 2, film.film.starring, m.0y63mqy
Zac Efron, award.award_nominee.award_nominations, m.0wfvq33
Don Schain, film.producer.film, High School Musical 2
m.0wyvgqt, film.performance.film, High School Musical 2
m.0945j6p, common.webpage.resource, Zac Efron in ''Me and Orson Welles''
High School Musical 2, film.film.starring, m.0y63l_n
High School Musical 2, film.film.starring, m.0y63r30
m.0y6rfmc, film.performance.film, High School Musical 2
m.0y633fc, film.performance.film, High School Musical 2
m.0z8z2qp, award.award_nomination.nominated_for, High School Musical 3: Senior Year
High School Musical 2, film.film.starring, m.0y63ltr
Seth Flaum, film.editor.film, High School Musical 2
Right Here, Right Now, music.recording.releases, High School Musical 3: Senior Year
High School Musical 2, film.film.film_art_direction_by, Scott Arneman
m.0y63llc, film.performance.film, High School Musical 2
m.0y63r4g, film.performance.film, High School Musical 2
m.0y631k9, film.performance.film, High School Musical 2
High School Musical, film.film.starring, m.0y5lh42
High School Musical 2, film.film.genre, Comedy
m.0y6qy_3, film.performance.film, High School Musical 2
High School Musical 2, film.film.starring, m.0gy_jpj
High School Musical 2, film.film.release_date_s, m.0wyqfxw
High School Musical, film.film.starring, m.0jzdz7
m.0b3t__5, award.award_nominated_work.award_nominations, High School Musical 3: Senior Year
High School Musical 2, film.film.edited_by, Seth Flaum
High School Musical 2, film.film.starring, m.0y633fc
High School Musical 2, film.film.sequel, High School Musical 3: Senior Year
United States of America, tv.tv_program.country_of_origin, High School Musical 2
m.0y632py, film.performance.film, High School Musical 2
High School Musical 2, film.film.other_crew, m.0wz33dr
High School Musical, film.film.starring, m.0y5kzd8
High School Musical 2, film.film.release_date_s, m.0wyqh1j
High School Musical 2, film.film.release_date_s, m.0wyqhjg
High School Musical 2, film.film.starring, m.0y63n46
m.0949vld, common.webpage.resource, Zac Efron to star in ''Seventeen''
High School Musical 2, film.film.film_casting_director, Natalie Hart
m.0y6r5dc, film.performance.film, High School Musical 2
High School Musical 2, film.film.written_by, Peter Barsocchini
m.02vcjkf, film.performance.film, High School Musical 2
m.0y6r6x6, film.performance.film, High School Musical 2
High School Musical 2, film.film.starring, m.0z3_4wq
High School Musical 2, film.film.other_crew, m.0wz34js
High School Musical 2, film.film.starring, m.0y6rm04
m.0y631b6, film.performance.film, High School Musical 2
High School Musical, film.film.starring, m.0y5lfwf
What Time Is It, music.recording.releases, High School Musical 2
m.0y63my7, film.performance.film, High School Musical 2
Zac Efron, music.artist.track, You Are the Music in Me
High School Musical 2, film.film.language, English Language
High School Musical 2, film.film.starring, m.0y6rn0b
High School Musical 2, film.film.other_crew, m.0wz34lf
High School Musical 2, film.film.other_crew, m.0wz338s
High School Musical 2, film.film.starring, m.0y6rc62
Zac Efron, music.artist.track, High School Musical
High School Musical 2, film.film.other_crew, m.0wz34gv
m.0y6rphm, film.performance.film, High School Musical 2
m.0gz0ldm, film.performance.film, High School Musical 2
High School Musical 2, film.film.other_crew, m.0wz34dw
m.0y632h7, film.performance.film, High School Musical 2
Work This Out, music.recording.releases, High School Musical 2
m.0gyzdgw, film.performance.film, High School Musical 2
High School Musical, film.film.starring, m.0y5lcwl
m.0y6rjm1, film.performance.film, High School Musical 2
High School Musical 2, film.film.prequel, High School Musical
Zac Efron in ''Me and Orson Welles'', common.resource.annotations, m.0945j6p
m.0942c1d, common.webpage.resource, ''High School Musical'' cast returns for 3rd film
High School Musical 2, film.film.release_date_s, m.0wyqbzk
Zac Efron, award.award_honor.award_winner, m.0z8z1pc
m.02vc3dx, film.performance.film, High School Musical 2
High School Musical 2, film.film.starring, m.0y63j5h
m.0wyvj68, film.performance.film, High School Musical 2
High School Musical, film.film.starring, m.0y5l0n5
High School Musical 2, film.film.film_production_design_by, Mark Hofeling
High School Musical, film.film.starring, m.0y5l98z
High School Musical 2, film.film.release_date_s, m.0wyqbjr
m.0y63241, film.performance.film, High School Musical 2
High School Musical 2, film.film.starring, m.0y6r4fx
High School Musical 2, film.film.starring, m.0y6q_0h
High School Musical 2, film.film.starring, m.0y6rdy0
You Are the Music in Me, music.recording.releases, High School Musical 2
Zac Efron, music.recording.artist, What Time Is It
High School Musical 2, film.film.starring, m.0y63m5d
High School Musical 3: Senior Year, film.film.sequel, Sharpay's Fabulous Adventure
High School Musical 2, film.film.release_date_s, m.0wyqgy7
High School Musical 2, film.film.starring, m.0wz2h9f
High School Musical 2, film.film.starring, m.02vd0zf
High School Musical 2, film.film.starring, m.0h3946d
Zac Efron, award.award_winner.awards_won, m.0b0bqc6
High School Musical 2, film.film.genre, Family
m.0y6qxv_, film.performance.film, High School Musical 2
The Boys Are Back, music.recording.releases, High School Musical 3: Senior Year
m.0y633ts, film.performance.film, High School Musical 2
m.0y63ltr, film.performance.film, High School Musical 2
m.0z8z1pc, award.award_honor.honored_for, High School Musical 3: Senior Year
Zac Efron, award.award_nominee.award_nominations, m.0z8_5pc
m.0y63m5d, film.performance.film, High School Musical 2
High School Musical 2, film.film.featured_song, What Time Is It?
High School Musical, film.film.starring, m.0y5l47k
m.0y6r042, film.performance.film, High School Musical 2
High School Musical 2, film.film.starring, m.0wz2ffx
High School Musical, film.film.starring, m.0y5l3mh
High School Musical 2, film.film.genre, Drama
High School Musical 2, film.film.starring, m.0y63rfz
High School Musical 2, film.film.country, United States of America
High School Musical 2, film.film.starring, m.0y6r6x6
''High School Musical'' cast returns for 3rd film, common.resource.annotations, m.0942c1d
High School Musical 2, film.film.runtime, m.0p7f8vp
m.0y63h5w, film.performance.film, High School Musical 2
High School Musical 2, film.film.featured_song, Work This Out
High School Musical 2, film.film.featured_song, g.12391ys8
High School Musical 2, film.film.starring, m.0y63h5w

Answer: High School Musical 3: Senior Year
High School Musical
High School Musical 2