nl_tokens: Use the model trained so far to classify a new sample .
pl_tokens: function ( sentence , explain ) { var minWordsToSplit = 2 ; var words = sentence . split ( / / ) ; if ( words . length >= minWordsToSplit ) { var accumulatedClasses = { } ; var explanations = [ ] ; this . cheapestSegmentSplitStrategy ( words , accumulatedClasses , explain , explanations ) ; var classes = Object . keys ( accumulatedClasses ) ; return ( explain > 0 ? { classes : classes , explanation : explanations } : <mask> ) ; } else { return this . classifySegment ( sentence , explain ) ; } }