Question: What is Osamu Tezuka's Stack Exchange tag?
Choices:
https://stackoverflow.com/tags/php-5.4
https://stackoverflow.com/tags/c
https://stackoverflow.com/tags/php-5.2
https://anime.stackexchange.com/tags/osamu-tezuka
https://stackoverflow.com/tags/economics
https://wordpress.stackexchange.com/tags/windows
https://unix.stackexchange.com/tags/historical-unix
https://stackoverflow.com/tags/havok
https://stackoverflow.com/tags/c%23
https://travel.stackexchange.com/tags/canada
Answer: https://anime.stackexchange.com/tags/osamu-tezuka
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "Osamu Tezuka" . ?e <Stack_Exchange_tag> ?pv .  }
Program:
function: Find
inputs: Osamu Tezuka
function: QueryAttr
dependencies: 0
inputs: Stack Exchange tag