fixed property predicate bug

Author: kevinchekovfeeney

lib/woql.js

@@ -992,7 +992,6 @@ TripleBuilder.prototype.sub = function(s){
 	return this.addEntry(unit);
 }
 
-
 TripleBuilder.prototype.label = function(l, lang){
 	lang = (lang ? lang : "en");
 	var x = this.addPO('rdfs:label', {"@value": l, "@language": lang});
@@ -1004,6 +1003,11 @@ TripleBuilder.prototype.comment = function(c, lang){
 	return this.addPO('rdfs:comment', {"@value": c, "@language": lang});
 }
 
+TripleBuilder.prototype.property = function(p,val){
+	p = this.cleanPredicate(p);
+	return this.addPO(p, val);
+}
+
 TripleBuilder.prototype.parent = function(...p){
 	for(var i = 0 ; i<p.length; i++){
 		pn = this.query.cleanClass(p[i]);