Question: How much did the Waltham Forest Council spend on Environment and Regeneration?
SPARQL:
select sum(xsd:decimal(?amount)) as ?amount from <http://linkedspending.aksw.org/uk-local-walthamforest> { ?obs qb:dataSet ls:uk-local-walthamforest. ?obs lso:uk-local-walthamforest-ExpenseArea <https://openspending.org/uk-local-walthamforest/ExpenseArea/environment-regeneration>. ?obs lso:uk-local-walthamforest-amount ?amount. }