Yesterday a skated at the stadium. yesterday a watched tv at night. yesterday a played chess with a champion. написать в вопросе и отрецании

I didn't skate at the stadium yesterday. I was watching TV last night. I played chess with a champion yesterday.

Yesterday A didn't skate at the stadium. Yesterday A  didn't watch TV at night. Yesterday A didn't play chess with a champion.
Did A skate at the stadium yesterday? Did A watch TV at night yesterday?
Did A play chess with a champion yesterday?