All three cars are approaching an intersction at the sametimethe blue car has a yields signthe white cars dont have a yied signwhich cars must yield the right-of-way?

All three cars are approaching an intersction at the sametimethe blue car has a yields signthe white cars dont have a yied signwhich cars must yield the right-of-way?
All I know is in a T-intersectin, You have to give way to the right, so it depends...