SELECT ?changedItemName
 WHERE { {  { ?eco <http://example.org/63> ?ecoNumber .
              ?eco <http://example.org/4> ?changedItem .
              ?changedItem <http://example.org/1> ?changedItemName }
           UNION { ?eco <http://example.org/10> ?ecoNumber .
                   ?eco <http://example.org/7> ?changedItem .
                   ?changedItem <http://example.org/10> ?changedItemName }}}