Question: How many episodes does Kim-ji-soo show Memory have?

full_context: Document 1: Im Soo-jung: Im Soo-jung (Hangul: 임수정 ; born on July 11, 1979) is a South Korean actress. After modeling for teen magazines, Im made her acting breakthrough in Kim Jee-woon's horror film "A Tale of Two Sisters" (2003), followed by the popular television drama "I'm Sorry, I Love You" (2004). She has since appeared in numerous films, notably Park Chan-wook's "I'm a Cyborg, But That's OK" (2006), Hur Jin-ho's "Happiness" (2007), Lee Yoon-ki's "Come Rain, Come Shine" (2011), and Min Kyu-dong's "All About My Wife" (for which she won Best Actress at the 33rd Blue Dragon Film Awards).
Document 2: Memory (2016 TV series): Memory () is a South Korean television series starring Lee Sung-min, Kim Ji-soo and Park Jin-hee. It replaced "Signal" and aired on cable network tvN on Fridays and Saturdays at 20:30 (KST) from March 18, 2016 to May 7, 2016 for 16 episodes.
Document 3: Monster (2016 TV series): Monster () is a 2016 South Korean television series starring Kang Ji-hwan, Sung Yu-ri, Park Ki-woong and Claudia Kim. It replaced "Glamorous Temptation" and airs on MBC on Mondays and Tuesdays at 09:55pm (KST) from March 28 to September 20, 2016 for 50 episodes.
Document 4: Soyou: Kang Ji-hyun (Hangul: 강지현 ; born February 12, 1992), better known by her stage name Soyou (소유 ), is a South Korean singer. She is best known as a former member of the South Korean girl group Sistar under Starship Entertainment.
Document 5: Signal (TV series): Signal () is a 2016 South Korean police drama television series starring Lee Je-hoon, Kim Hye-soo and Cho Jin-woong. It premiered on tvN on January 22, 2016. Sixteen episodes aired on Fridays and Saturdays at 08:30 KST, with the final episode airing on March 12, 2016. The series was inspired by the Hwaseong serial murders.
Document 6: Love in the Moonlight: Love in the Moonlight () is a South Korean television series starring Park Bo-gum and Kim Yoo-jung with Jinyoung, Chae Soo-bin and Kwak Dong-yeon. It is a coming-of-age story and youth romance set during 19th-century Joseon Dynasty based on the novel "" which was first serialized on Naver in 2013 and consequently published as a five-part series of books in 2015. It aired every Monday and Tuesday from August 22, 2016 until October 18, 2016 on KBS2 at 22:00 (KST) for 18 episodes.
Document 7: Our Gap-soon: Our Gap-soon () is a 2016–2017 South Korean television series starring Kim So-eun and Song Jae-rim. This is the first time that a virtual couple from MBC's "We Got Married" co-stars as main cast in a serial drama on a national Korean television network. It aired on SBS every Saturdays to Sundays at 20:45 (KST) from August 27 to October 30, 2016, and then 2 episodes every Saturdays from November 5, 2016 to April 8, 2017. This change generated a rating increase that led to an 11-episode extension, making the series end with 61 episodes.
Document 8: Remember: War of the Son: Remember: War of the Son () is a South Korean television series starring Yoo Seung-ho, Park Sung-woong, Park Min-young, Namkoong Min and Jung Hye-sung. It aired on SBS from December 9, 2015 to February 18, 2016 on Wednesdays and Thursdays at 21:55 for 20 episodes.
Document 9: W (TV series): W () is a 2016 South Korean television series, starring Lee Jong-suk and Han Hyo-joo. It aired on Wednesdays and Thursdays at 22:00 (KST) on MBC from July 20 to September 14, 2016.
Document 10: Kim Ji-soo (actress): Kim Ji-soo (born Yang Sung-yoon on October 24, 1972) is a South Korean actress.
Document 11: Claudia Kim: Kim Soo-hyun (born January 25, 1985), also known as Claudia Kim, is a South Korean actress and model. She spent six years of her childhood in New Jersey before returning to South Korea.
Document 12: Memories of the Sword: Memories of the Sword (; lit. "Female Warrior: Memories of the Sword") is a 2015 South Korean martial arts/romance period drama co-written and directed by Park Heung-sik, starring Lee Byung-hun, Jeon Do-yeon and Kim Go-eun.
Document 13: Kim Sung-ryung: Kim Sung-ryung (born February 8, 1967) is a South Korean actress. After winning the Miss Korea beauty pageant in 1988 (she later represented her country at the Miss Universe 1989 pageant), Kim began her career as a reporter on KBS's showbiz news program "". In 1991, she made a memorable film acting debut in Kang Woo-suk's "Who Saw the Dragon's Claws?", though she became more active in television in the next decade. She returned to the big screen in 2007, with notable supporting roles in "Shadows in the Palace", and "Rainbow Eyes", followed by "The Client" (2011), "Mr. XXX-Kisser" (2012), "The Fatal Encounter" (2014), and "The Target" (2014). As she entered her forties, Kim also became known for the television dramas "You're Beautiful" (2009), "The Chaser" (2012), "Yawang" (2013), "The Heirs" (2013), and "Queen's Flower" (2015).
Document 14: Kim Sung-kyung: Kim Sung-kyung (born February 15, 1972) is a South Korean television personality and actress. Kim joined the broadcasting network SBS in 1993 as a news presenter, notably as the weekend anchor for the "SBS Eight O'Clock News". She left SBS in 2002 to go freelance, and also became a planning director for the "edutainment" company SangSang and I in 2007. Kim made her acting debut in 2014 (her older sister is actress Kim Sung-ryung), and has appeared in Korean dramas such as "City of the Sun" (2015).
Document 15: Yunjin Kim: Yunjin Kim (born November 7, 1973) is a South Korean-born American film and theater actress. She is best known for her role as Sun on the American television series "Lost", and as the North Korean spy Bang-Hee in the South Korean film "Shiri". She also starred as Dr. Karen Kim in the ABC drama series "Mistresses".
ground_truth: 16 episodes