My knowledge is skin deep. I see a lot of labels being thrown around.
I don't know much about him. Being pro-EU and pro-Euro isn't a recommendation in my view. But one can be in favour of some things and not of others with Europe.
I don't know much about her either, for that matter. They always say "far right" which is bad if it means fascist, racist etc. Maybe it does in her case. But the left often uses it to marginalise non-left views.
It sounds like he will win the run-off.