query: SELECT ?item (GROUP_CONCAT(DISTINCT(?frlabel)) as ?frlabels) WHERE 
  {  
    ?item wdt:P31 wd:Q21191270 .
    ?item wdt:P179 wd:Q599996 .   
    MINUS { ?item wdt:P4908 ?season .}
    OPTIONAL { ?item rdfs:label ?frlabel . FILTER(lang(?frlabel)="fr")  } 
  } GROUP BY ?item