Question: What is the ISO 639-3 code of the natural language that is the original language of February (the one whose publication date is 2003-02-14) ?
Choices: nld
cmn
sqi
por
tha
bul
yid
swa
ita
sco
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "natural language" . ?e_1 <original_language_of_film_or_TV_show> ?e . ?e_1 <pred:name> "February" . ?e_1 <publication_date> ?pv_1 . ?pv_1 <pred:date> "2003-02-14"^^xsd:date . ?e <ISO_639-3_code> ?pv .  }
Program:
function: Find
inputs: February
function: FilterDate
dependencies: 0
inputs: publication date
2003-02-14
=
function: Relate
dependencies: 1
inputs: original language of film or TV show
forward
function: FilterConcept
dependencies: 2
inputs: natural language
function: QueryAttr
dependencies: 3
inputs: ISO 639-3 code
Answer: tha