Complex sentence: At first Q hesitates to go through with the robbery, unsure whether it will be successful; he also fears it will affect his chances of participating in a DJ competition in which he has yearned to compete for years.
Split into simpler sentences: At first Q hesitates to go through with the robbery, unsure whether it will be successful. He also fears it will affect his chances of participating in a DJ competition in which he has yearned to compete for years.