Questions about example sentences with, and the definition and usage of "Attempting"

A: you use attempt when meaning you make an effort to achieve or complete something difficult and it mostly implies that you are not successful.
for example: he attempted to gain the highest score, but he was beaten by his mate.
trying is used when the task you were aiming to complete was either just finished or finished successful.
for example: I was trying to paint, but I found out I had no talent.
or: I tried drinking coffee and I liked it.