Question: Who was a 1983 Tony nominee for Best Actor in a Musical ?
Choices: Keith Carradine
Andy Griffith
Robert Guillaume
Sean Hayes
Harry Connick Jr.
Jim Dale
Al Green
Edward Herrmann
Louis Gossett
Harry Morgan
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <nominated_for> ?e_1 . ?e_1 <pred:name> "Tony Award for Best Actor in a Musical" .  [ <pred:fact_h> ?e ; <pred:fact_r> <nominated_for> ; <pred:fact_t> ?e_1 ] <point_in_time> ?qpv . ?qpv <pred:year> 1983 .  }
Program:
function: Find
inputs: Tony Award for Best Actor in a Musical
function: Relate
dependencies: 0
inputs: nominated for
backward
function: QFilterYear
dependencies: 1
inputs: point in time
1983
=
function: FilterConcept
dependencies: 2
inputs: human
function: What
dependencies: 3
Answer: Al Green