Question: Which subreddit refers to the Maryland county containing the Columbia with telephone area code 410?
Choices: vatican
Kathmandu
MeckPomm
Hoco
Ethiopia
Nantes
Kaohsiung
northernireland
ames
italy
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "county of Maryland" . ?e_1 <located_in_the_administrative_territorial_entity> ?e . ?e_1 <pred:name> "Columbia" . ?e_1 <local_dialing_code> ?pv_1 . ?pv_1 <pred:value> "410" . ?e <subreddit> ?pv .  }
Program:
function: Find
inputs: Columbia
function: FilterStr
dependencies: 0
inputs: local dialing code
410
function: Relate
dependencies: 1
inputs: located in the administrative territorial entity
forward
function: FilterConcept
dependencies: 2
inputs: county of Maryland
function: QueryAttr
dependencies: 3
inputs: subreddit
Answer: Hoco