Consulta para obtener contratos y su coste asociados a una empresa

Consulta

SELECT DISTINCT ?uriCont ?formalizedDate xsd:float(?currency) WHERE {
 {
  SELECT DISTINCT ?uriCont ?formalizedDate xsd:string(?currencyValue) AS ?currency WHERE {
  ?uriCont a pproc:Contract;
           pproc:contractObject/pproc:contractEconomicConditions/pproc:budgetPrice ?budgetPrice;
           pc:tender ?tender.
  ?tender pproc:formalizedDate ?formalizedDate;
          pc:supplier ?supplier;
          pc:offeredPrice ?offeredPrice.
          ?supplier s:name ?name .
  ?offeredPrice gr:hasCurrencyValue ?currencyValue;
                gr:valueAddedTaxIncluded "true"^^xsd:boolean.
  FILTER (regex(?name, "TECNOLOGIA Y PRODUCTOS GRAFICOS S.A.", "i"))
  }
 }
}