Question: Which is the longest among the feature films whose director of photography is Dean Semler?
Choices: Holes
Old Dogs
The Three Musketeers
Last Action Hero
The Muppets
Alvin and the Chipmunks: Chipwrecked
Secretariat
John Carter
G-Force
The Flintstones in Viva Rock Vegas
SPARQL: SELECT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "feature film" . ?e <director_of_photography> ?e_1 . ?e_1 <pred:name> "Dean Semler" .  ?e <duration> ?pv . ?pv <pred:value> ?v .  } ORDER BY DESC(?v) LIMIT 1
Program:
function: Find
inputs: Dean Semler
function: Relate
dependencies: 0
inputs: director of photography
backward
function: FilterConcept
dependencies: 1
inputs: feature film
function: SelectAmong
dependencies: 2
inputs: duration
largest
Answer: Last Action Hero