How to pull out google recaptcha2 while parsing pages using cUrl and send a response to the page?

Question

Google

Parsing an online game, captcha from Google periodically drops out (a lot of pictures with a selection of several for a given question). It is necessary to display this captcha on the page, so that the user himself would click what is needed in it, and send the answer to the game, and, accordingly, the code will continue to parse further.