With no explanation, label text_A→text_B with either "no" or "yes".
text_A: We know that CEO's decision to fire the employee causes manager signing the termination letter and director signing the termination letter. manager signing the termination letter or director signing the termination letter causes employee being fired. We observed the CEO decides to fire the employee.
text_B: Would the employee is fired if manager not signing the termination letter instead of manager signing the termination letter?
yes.