<gadget id="calculator">19 - 3</gadget>
<output>16</output>

<result>16</result>
Gary had some peach. Rodney gave him 3 more. Now Gary has 19 peach. How many peach did Gary have incipiently?
Gary had some peach. Rodney gave him 3 more. Now Gary has 19 peach. How many peach did Gary have incipiently?