Question: Which pitcher is the position of the human whose Instagram username is chris_martin31?
Choices: right fielder
catcher
second baseman
first baseman
starting pitcher
infielder
center fielder
relief pitcher
shortstop
designated hitter
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "pitcher" . ?e_1 <position_played_on_team_/_speciality> ?e . ?e_1 <pred:instance_of> ?c_1 . ?c_1 <pred:name> "human" . ?e_1 <Instagram_username> ?pv_1 . ?pv_1 <pred:value> "chris_martin31" .   }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: Instagram username
chris_martin31
function: FilterConcept
dependencies: 1
inputs: human
function: Relate
dependencies: 2
inputs: position played on team / speciality
forward
function: FilterConcept
dependencies: 3
inputs: pitcher
function: What
dependencies: 4
Answer: relief pitcher