<gadget id="calculator">12 - 5</gadget>
<output>7</output>

<result>7</result>
Raul had some Mango. Richard gave him 5 more. Now Raul has 12 Mango. How many Mango did Raul have in the beginning?
Raul had some Mango. Richard gave him 5 more. Now Raul has 12 Mango. How many Mango did Raul have in the beginning?