Title: One on One (2014 film)
Content:  One on One is a 2014 South Korean film directed by Kim Ki-duk. It was the opening film of the 11th Venice Days sidebar at the 71st Venice International Film Festival. At the 2014 Busan International Film Festival, Kim said during a stage interview that the film "is based on an incident that took place in recent years menacing democratic rights, but nobody ― no film critic or journalist ― has written a film review mentioning it," then offered to the one who guesses correctly.
Title: One on One (1977 film)
Content:  One on One is a 1977 American sports drama film starring Robby Benson and Annette O'Toole. It was written by Benson (then 21) and his father Jerry Segal. It was directed by Lamont Johnson and features a soundtrack performed by Seals and Crofts.
Title: One on One (TV series)
Content:  One on One is an American sitcom that aired on UPN from September 3, 2001, to May 15, 2006. The series stars Flex Alexander as a single sportscaster, who becomes a full-time father when his ex-wife decides to accept a job out of the country and his teenage daughter Breanna (Kyla Pratt) moves in with him. The series was set in Baltimore for the first four seasons before changing settings to Los Angeles for the final season. The series was a joint production of the Greenblatt/Janollari Studio and Daddy's Girl Productions in association with Paramount Network Television. The series featured guest appearances from numerous celebrities and athletes, including Lil' Zane, Chris Brown, Brave from RichGirl, TLC, Lil' Romeo, Eve, Lloyd, Floetry, Angie Stone, Mario, Omarion, Brandy, Solange Knowles, Nina Sky, Marques Houston, Smokey Robinson, Kim Fields, Avant, Jennifer Freeman, Danny Erskine, Lil' Kim, Bobby V, Claudia Jordan, Ruben Studdard, 
Title: One on One (TV series)
Content:  The show's theme song "Living One on One", was written and performed by Shanice (wife of the show's star Flex Alexander) and Tonex with music composed by Jonathan Wolff and Becky Kneubuhl (who composed the scene-change music for the first season). The theme song was slightly shortened and remixed by Detail and Ray J for the show's fifth season. A truncated version of the theme removed of all lyrics except the words "One on One", was used as a closing theme, heard only in syndicated airings. The opening titles for the first three seasons featured the cast playing basketball on an outdoor court (though it also showed some characters doing other things at that same setting, e.g., Spirit checking out a boy who walks past her, and Arnaz playing the guitar only to 
Title: One on One (1977 film)
Content:  appealing interludes" but "Whenever the mood shifts toward True Romance or pathos, the movie begins to disintegrate." Clyde Jeavons of The Monthly Film Bulletin wrote that the screenwriters "take the easy way out, opting for the old Hollywood winning-through-against-all-odds formula which makes their sporting hero's final rejection of his mentor-cum-tormentor both irrelevant and gratuitous and not in the least the 'surprise' ending that was intended." TV Guide says- 'ONE ON ONE is an earnest, mostly believable study of the psychological struggle that can occur between player and coach. Handling the ball as well as he does his lines, Benson is convincing both as a basketball player and as a young man undergoing emotional turmoil'.
Title: One on One (soundtrack)
Content:  One on One is the soundtrack album to the movie of the same title, One on One starring Robby Benson. The music was written entirely by Charles Fox, with lyrics by Paul Williams. Seals and Crofts provided the vocals. The single "My Fair Share (Love Theme from One on One)" reached #11 AC and #28 Pop in autumn 1977 and was also #182 in the Canadian Top 200 of 1977. It was first released on CD in 2007 by Wounded Bird Records, and digitally by Rhino Records (another label of Warner Bros.) in 2008.
Title: One on One (TV series)
Content:  as Candy, a nail stylist at Phatheadz and love interest for Duane (seasons 2–4) ; Melissa De Sousa as Natalie Odessa, Breanna's teacher who later dates Flex (seasons 2–3) ; Josh Henderson as Josh McEntire, Breanna's new love interest after her break-up with Arnaz (seasons 2–3) ; Kim Coles as Leilani Jones, Spirit's mother (seasons 2–4) ; Edward "Grapevine" Fordham, Jr. as Ace Fields, a new barber at Phatheadz and later an intern on the Flex Files (seasons 2–4). ; Saskia Garel as Danielle, Flex's best friend and therapist, later girlfriend, then wife (season 4; guest season 5) ; Lloyd as A-Train (season 4) ; Kel Mitchell as Manny Sellers, the former child actor and Breanna's landlord (season 5) ; Ernie Grunwald as Benjamin (season 5) ; Brandy Norwood as Michelle, D-Mack's sister (season 5) 
Title: One on One (2014 film)
Content: Ma Dong-seok as Leader of Shadow ; Kim Young-min as Oh Hyeon ; Lee Yi-kyung as Shadow 1 ; Jo Dong-in as Shadow 2 ; Teo Yoo as Shadow 3 ; Ahn Ji-hye as Shadow 4 ; Jo Jae-ryong as Shadow 5 ; Kim Joong-ki as Shadow 6 ; Joo Hee-joong as Jeong Yi-se ; Choi Gwi-hwa as Oh Ji-ha ; Hwang Geon as Oh Jeong-taek ; Yoo Yeon-soo as Jin Ho-seong ; Son Jong-hak as Byeon Oh-gu ; Lim Hwa-young as Ji-hye ; Kim Jong-gu as Military general ; Lee Na-ra as Oh Ji-ha's wife 
Title: One on One with Igan
Content:  On January 4, 2021, One on One was revived and renamed as One on One: Walang Personalan, still hosted by Arnold Clavio, with Rowena Salvacion (later on, with Connie Sison) as his new co-host. The format of the show is the same as the original.
Title: One on One (1977 film)
Content: Robby Benson as Henry Steele ; Annette O'Toole as Janet Hays ; G. D. Spradlin as Coach Moreland Smith ; Lamont Johnson as Barry Brunz ; Melanie Griffith as The Hitchhiker ; Hector Morales as Gonzales ; Gail Strickland as B.J. Rudolph ; Cory Faucher as Tom ; Charles Fleischer as High School Student  The film's director, Lamont Johnson, appears briefly as an alumni sponsor, part of a sub-plot regarding a win-at-all-costs corruption in the school's athletic programs.

Question: Who was the screenwriter for One on One?
Answer: Robby Benson.
Robin David Segal.