(:Patron morpho-syntaxique : NOM ADJ:)
for $element in collection('corpus_3232')//item/descendant::element,
    $adj in $element/following::*[1]/data[contains(text(), 'ADJ')]  
   
return if ($element/data[contains(text(), 'NOM')])
then string-join(($element/data[3], ' ', $element/following::*[4], ' '))