Question: What is the highest Newcastle city council payment for supplies and services?
SPARQL:
select max(xsd:decimal(?amount)) as ?sum from <http://linkedspending.aksw.org/newcastle-city-council-payments-over-500> { ?obs qb:dataSet ls:newcastle-city-council-payments-over-500. ?obs lso:newcastle-city-council-payments-over-500-expenditure-category "Supplies & Services". ?obs lso:newcastle-city-council-payments-over-500-amount ?amount. }