Subject	Predicate	Object	Graph
po:Pattern http://www.essepuntato.it/2008/12/pattern#Pattern	rdfs:comment http://www.w3.org/2000/01/rdf-schema#comment	A structural pattern is an ato ...... xactly one structural pattern. @en	http://www.essepuntato.it/2008/12/pattern# http://www.essepuntato.it/2008/12/pattern#