Question: Lee Hwan-kyung debuted with a movie written by who?

Context paragraphs:
Lee Hwan-kyung: Lee Hwan-kyung (born 1970) is a South Korean film director and screenwriter.  Lee debuted with "He Was Cool" (2004).  His next two features, "Lump Sugar" (2006) revolves around Si-eun who dreams of becoming a jockey and "Champ" (2011), which is based on a true story, depicts the relationship between a recently injured racehorse and the jockey who is gradually losing his eyesight.  His fourth feature "Miracle in Cell No. 7" (2013) became the biggest hit of the year with more than 12.32 million viewers.

Pork Pie (film): Pork Pie is a 2017 comedy road movie written and directed by New Zealander Matt Murphy and produced by Tom Hern.  The film is a remake of 1981 movie "Goodbye Pork Pie", the first New Zealand film to win a substantial local audience.  The remake stars Dean O'Gorman, James Rolleston and Ashleigh Cummings as a trio of accidental outlaws who travel the length of New Zealand in a stolen yellow New Mini.  The film was scored by Jonathan Crayford

Welcome to Kodaikanal: Welcome to Kodaikanal is a 1992 Malayalam movie written by Kaloor Dennis and directed by Anil Babu.  The movie features Jagadish, Anusha, Siddique and Saikumar in the lead roles.  The movie was produced by Hameed under the banner of "Gemi Movies" and was distributed by "Pratheeksha Pictures".

Mary Christmas (film): Mary Christmas is a 2002 American Christmas movie written by Stanley M. Brooks and Betty G. Birney.  It was directed by and stars John Schneider.  In the movie Joel Wallace, Schneider's character, is a widower raising a daughter, Felice (Jenna Boyd).  In her Christmas letter to Santa Claus, Felice wishes for a new mother for Christmas.  The letter is intercepted by a local news producer who cancels reporter Mary Maloney's vacation and sends her to investigate the Wallace family as a human interest story.  Most of the movie deals with Joel's searching for a new wife that will be Felice's mother.  The ending takes a bit of a twist, though, when it turns out that Mary is Felice's birth mother who had given her up for adoption.  The movie incorporates a little extra magic with "governor" Les Turner whom Felice thinks is Santa Claus.

He Was Cool: He Was Cool (; lit.  "That Guy was Cool") is a 2004 South Korean film based on the same-titled 2001 Internet novel written by Guiyeoni.  The film was released in South Korean cinemas on July 23, 2004 and was the 35th most attended film of the year with 800,000 admissions.

Lump Sugar: Lump Sugar (or Lump of Sugar; Hangul: 각설탕 ) is a 2006 South Korean film directed by Lee Hwan-kyung and starring actress Im Soo-jung.

Lake Windfall: Lake Windfall is a 2013 American post-apocalyptic movie written by Tony Nitko and Roger Vass Jr, and directed by Roger Vass Jr.  The film was produced by Rustic Lantern Films, as subsidiary of Deaf Empowerment Awareness Foundation.  The film focuses on the interaction between five friends who set off for a weekend of camping.  It explores issues around Deaf, hard-of-hearing, and hearing people.  The primary language is American Sign Language with closed captioned subtitles throughout, though early stages of the movie contain dialog in voice, with subtitles.

Aadu 2: Aadu Oru Bheegara Jeeviyanu 2 (English: "Goat is a Dangerous Animal 2" ) is an upcoming Indian Malayalam-language comedy road movie written and directed by Midhun Manuel Thomas.  The movie is a sequel to the 2015 cult comedy movie Aadu.  Principal photography began on 13 September 2017 at Thodupuzha.  The movie is expected to release during the Christmas of 2017.

Harivu: Harivu (Kannada: ಹರಿವು ; English: "The Flow" ) is a 2014 Indian Kannada language movie written & directed by debutant Manjunatha Somakeshava Reddy (S Manjunath / Mansore).  A real life incident documented in a popular Kannada news paper written by Dr. Asha Benakappa gave thoughts for making this movie.

The Pear Tree: The Pear Tree ("Derakht-e-Golabi") is a 1998 Iranian drama movie written and directed by Dariush Mehrjui with Homayoun Ershadi and Golshifteh Farahani in the lead.  The movie was noted for the exemplary craftsmanship of Dariush Mehrjui on his examination of the Iranian bourgeoisie.  This movie is also the debut film of the veteran Iranian actress Golshifteh Farahani.

Supporting paragraphs: Lee Hwan-kyung He Was Cool
Answer: Guiyeoni