{"result":{"text":"sum from i equals 1 to 4 of open parentheses x subscript i superscript 2 plus y subscript i superscript 2 close parentheses less or equal than 2 x subscript 1 x subscript 3 plus 2 x subscript 2 x subscript 4 plus 2 y subscript 2 y subscript 3 plus 2 y subscript 1 y subscript 4"},"status":"ok"}