[SubP Oi que_i] [TopP aquesta pregunta_j t_i] …[FinP t_i] [IP no se l_j' havien fet mai ?]
_ OI QUE _ this question _ _ _ _ not CL.REFL CL.F.SG AUX.3PL.PRF.PRS made never
They never asked themselves this question, right?' (caWac)