Based on the context and the answer, generate a question. 

Context: well , dad , ... it 's been two years now , since you ' ve gone . two years and one day , because i m late , just like that day . ( and the damn cemetery is closed on sundays)i had reminded myself so many times this week , but i did nt sleep two days ago , and i woke up in time to go to work , i pushed it back , i hid it .

Answer:

His father died



What happened two years ago ?