{"result":{"text":"z subscript 1 open parentheses z subscript 1 superscript 2 minus 3 z subscript 2 superscript 2 close parentheses space and space z subscript 2 open parentheses 3 z subscript 1 superscript 2 minus z subscript 2 superscript 2 close parentheses equals 11"},"status":"ok"}