Question: How many episodes are there of the t.v. series that began airing on ABC in 2006?
Choices: 208
4263
21
161
53
284
733
23
108
15762
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "television program" . ?e <original_network> ?e_1 . ?e_1 <pred:name> "American Broadcasting Company" .  [ <pred:fact_h> ?e ; <pred:fact_r> <original_network> ; <pred:fact_t> ?e_1 ] <start_time> ?qpv . ?qpv <pred:year> 2006 . ?e <number_of_episodes> ?pv .  }
Program:
function: Find
inputs: American Broadcasting Company
function: Relate
dependencies: 0
inputs: original network
backward
function: QFilterYear
dependencies: 1
inputs: start time
2006
=
function: FilterConcept
dependencies: 2
inputs: television program
function: QueryAttr
dependencies: 3
inputs: number of episodes
Answer: 23