Question: What is the amount given by the Department of Health to VWR International LLC?
SPARQL:
select sum(xsd:decimal(?amount)) as ?sum from <http://linkedspending.aksw.org/dc-vendors-contractors> { ?obs qb:dataSet ls:dc-vendors-contractors. ?obs lso:dc-vendors-contractors-from <https://openspending.org/dc-vendors-contractors/from/department-of-health>. ?obs lso:dc-vendors-contractors-to <https://openspending.org/dc-vendors-contractors/to/vwr-international-llc>. ?obs lso:dc-vendors-contractors-amount ?amount. }