Question: Which academic discipline is the focus of the film whose official website is https://www.warnerbros.com/matrix?
Choices: choir
artificial intelligence
Yellow Submarine
psychiatry
zoology
finance
soprano
biochemistry
chemistry
English Studies
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "academic discipline" . ?e_1 <main_subject> ?e . ?e_1 <pred:instance_of> ?c_1 . ?c_1 <pred:name> "film" . ?e_1 <official_website> ?pv . ?pv <pred:value> "https://www.warnerbros.com/matrix" .   }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: official website
https://www.warnerbros.com/matrix
function: FilterConcept
dependencies: 1
inputs: film
function: Relate
dependencies: 2
inputs: main subject
forward
function: FilterConcept
dependencies: 3
inputs: academic discipline
function: What
dependencies: 4
Answer: artificial intelligence