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Warning: session_start(): Failed to read session data: files (path: /var/lib/php/sessions) in /var/www/tb-usercake/models/config.php on line 51
static L web_backwardRelations(WebNode node) { if (node == null) ret emptyList(); new L l; for (WebRelation r : web_relationObjects(node.web)) if (r.b == node) l.add(r); ret l; }