I believe that it is Man vs Nature because the thunderstorm creates an obstacle for said character.
Is this a trick question?
Answer:
Explanation:
She teaches her children her perception that rules are different for her and her family when they live in a foreign country. She says it's best to learn the rules as they apply where you live.
She then makes her own rule for chess (winning is about who keeps the most chessmen on the board) in a game she does not play herself. If she took her own advice, she'd learn the actual chess rules.
Sorry I can’t help but try the internet