nl_tokens: /////////////// Check some categories of transaction for having given fields
pl_tokens: function ( catTail ) { var cats = kb . findSubClassesNT ( ns . qu ( 'Transaction' ) ) for ( var cat in cats ) { if ( cats . hasOwnProperty ( cat ) ) { if ( cat . <mask> ( 1 , - 1 ) . split ( '#' ) [ 1 ] === catTail ) { return kb . sym ( cat . slice ( 1 , - 1 ) ) } } ; } ; return null }