Question: Which was did the Empire of Japan participate in?
Choices: Boxer Rebellion
Yom Kippur War
First Crusade
Lebanon War
Thirty Years' War
Lebanese Civil War
Korean War
War on Terror
Second Crusade
Second Sino-Japanese War
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "war" . ?e <participant> ?e_1 . ?e_1 <pred:name> "Empire of Japan" .   }
Program:
function: Find
inputs: Empire of Japan
function: Relate
dependencies: 0
inputs: participant
backward
function: FilterConcept
dependencies: 1
inputs: war
function: What
dependencies: 2
Answer: Second Sino-Japanese War