Question:  Greville Janner, Baron Janner of Braunstone is of what ethnicity
SPARQL query: SELECT DISTINCT ?k WHERE { resource:Q1546121 property:P172 ?k }
Verbalized SPARQL query: SELECT DISTINCT ?k WHERE { resource:Greville_Janner,_Baron_Janner_of_Braunstone property:ethnic_group ?k }
Answer: Jewish people