I use Speechify for this. For this particular page it actually can't detect the text automatically (on most pages it can, so you just click "Play" on the text a

I use Speechify for this. For this particular page it actually can't detect the text automatically (on most pages it can, so you just click "Play" on the text and it will read from there on) but marking/selecting it and pressing play (Alt+A) will read the marked text without issue.