{"result":{"text":"E with rightwards arrow on top subscript 1 comma stack space E with rightwards arrow on top subscript 2 space end subscript and space E with rightwards arrow on top subscript 3 space i. e. comma stack space E with rightwards arrow on top equals E with rightwards arrow on top subscript 1 plus E with rightwards arrow on top subscript 2 plus E with rightwards arrow on top subscript 3."},"status":"ok"}