Question: Are Sembene! and Seoul Train both documentaries?

Context paragraphs:
Banpo Station: Banpo Station is a metro station on Seoul Subway Line 7 located in Jamwon-dong, Seocho-gu, Seoul.  Despite its name, the station is not located in Banpo-dong, but instead in Jamwon.  It has 6 entrances that they are all right side entrance and they have screen doors right before entering the train.  It takes 4~8 minutes between 2 trains and next stations are Nonhyeon and Seoul Express Bus Terminal.  It is only 500m long between Banpo station and two other Stations next to it.  The station number is 733.

Suseo High Speed Railway: The Suseo–Pyeongtaek High Speed Railway or Super Rapid Train (formerly known as the Suseo HSR or Metropolitan Area HSR) is a high-speed railway from Suseo in southeast Seoul to a junction with the existing Gyeongbu High Speed Railway in South Korea.  The line is part of SR's Korea Train Express (KTX) system, and provides an alternative Seoul terminus for Gyeongbu KTX and Honam KTX services to Mokpo and Busan at the Seoul end.

Seoul Train: Seoul Train is a 2004 documentary film that deals with the dangerous journeys of North Korean defectors fleeing through or to China.  These journeys are both dangerous and daring, since if caught, they face forced repatriation, torture, and possible execution.

Incite Productions: Incite Productions, or Incite Productions Inc., is a 501(c)(3) nonprofit documentary production company based in Boulder, Colorado.  It is the producer of Seoul Train, the critically acclaimed PBS documentary on North Korean refugees.  Members of the board of Incite Productions are Jim Butterworth and Lisa Sleeth.

Aaron Lubarsky: Aaron Lubarsky is a documentary filmmaker known for his work on the HBO documentary "Journeys with George", the PBS documentary "Seoul Train" and "Sportsfan".  After graduation from Stanford University's Documentary Film Program, he worked as a documentarian at Lucasfilm on "The Making Of ".  In 2005, he founded Flicker Flacker Films, specializing in non-fiction production.  He lives and works in New York.

Sembene!: Sembene!  is a 2015 documentary film focusing on the life of Senegalese filmmaker Ousmane Sembène, who is considered to be the father of African cinema.  It is co-directed by Samba Gadjigo and Jason Silverman.  The film's world premiere took place at the Sundance Film Festival in January 2015.  It also played at the Cannes Film Festival and the Venice Film Festival.

Jim Butterworth (entrepreneur): Jim Butterworth is a technology entrepreneur, documentary filmmaker, and former investment banker and venture capitalist.  He is the co-founder of the nonprofit documentary production company Incite Productions, and a director and producer of the award-winning film "Seoul Train".  He is the President and founder of Naked Edge Films, which has produced more than a dozen documentaries, which have won an Oscar, two Alfred I. duPont Silver Batons, and have been nominated for three Emmys.  He is also the inventor of 53 U.S. and foreign patents in the field of streaming media.

DMZ Train: DMZ Train (aka "Peace Train" ) is a South Korean tourist train operated by Korail.  The train began operations in 2014 and transports tourists from Seoul to train terminals closest to the Korean Demilitarized Zone.

Daebang Station: Daebang Station is a train station in Seoul, South Korea, and is also a stop on the Seoul Subway Line 1.  Before the opening of Line 5, this station served as the main link between the Seoul Metropolitan Subway system and Yeouido, a prominent business district in Seoul.  Other places of interest in the vicinity of the station include Noryangjin Park and the Seoul Military Manpower Office, although the latter is closer to Boramae Station on Line 7.

O-Train (Korail): O-Train (aka Jungbu Naeryuk Circular Train ) is a South Korean sightseeing train operated by Korail.  The train began operations in 2013 and transports tourists from Seoul, in a circular route, through South Korea's central inland region and back to Seoul.

Supporting paragraphs: Sembene! Seoul Train
Answer: yes