Question: What television series has the series spin-off Star Trek: Enterprise?
Choices: Rich Man, Poor Man
Doctor Who
American Horror Story
Charlie's Angels
Star Trek: The Original Series
Robot Chicken
Battlestar Galactica
Seinfeld
Get Smart
Bleak House
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "television series" . ?e <series_spin-off> ?e_1 . ?e_1 <pred:name> "Star Trek: Enterprise" .   }
Program:
function: Find
inputs: Star Trek: Enterprise
function: Relate
dependencies: 0
inputs: series spin-off
backward
function: FilterConcept
dependencies: 1
inputs: television series
function: What
dependencies: 2
Answer: Star Trek: The Original Series