TRAJECTOR function ( ) { return new TRAJECTOR ( ) ; }
create an instance of trajector concode_field_sep PlaceHolder placeHolder concode_field_sep SPATIALINDICATOR createSPATIALINDICATOR concode_elem_sep SENTENCE createSENTENCE concode_elem_sep RELATION createRELATION concode_elem_sep DOC createDOC concode_elem_sep LANDMARK createLANDMARK concode_elem_sep CONTENT createCONTENT