“…Children (and adults) have been shown to have difficulty with structures in which an NP intervenes between a filler and the associated gap, including object relatives (15a), object topicalizations (15b), object wh-questions (15c), coordination (15d), and subject control with promise (15e) (e.g., Avrutin, 2000;Chomsky, 1969;de Vincenzi, Arduino, Ciccarelli, & Job, 1999;Friedmann, Belletti, & Rizzi, 2009;Friedmann & Costa, 2010;Friedmann & Lavi, 2006;Friedmann & Novogrodsky, 2004). e. Subject control: The boy promised the girl _ to leave.…”