{ for $article at $i in collection("output_tt_xml_3210.xml")//article for $elt in $article//element let $nextElt := $elt/following-sibling::element[1] let $nextElt2 := $elt/following-sibling::element[2] where $elt/data[1][contains(text(),"VER")] and $nextElt/data[1][contains(text(),"DET")] and $nextElt2/data[1][contains(text(),"NOM")] return {$elt/data[3]/text()," ",$nextElt/data[3]/text()," ",$nextElt2/data[3]/text()} }