at a time when commercialism has squeezed the life out of whatever idealism american moviemaking ever had 
(ROOT (PP (IN at) (NP (NP (DT a) (NN time)) (SBAR (WHADVP (WRB when)) (S (NP (NN commercialism)) (VP (VBZ has) (VP (VBN squeezed) (NP (DT the) (NN life)) (PP (IN out) (PP (IN of) (SBAR (WHNP (WDT whatever) (NN idealism)) (S (NP (JJ american) (NN moviemaking)) (ADVP (RB ever)) (VP (VBD had)))))))))))))
(ROOT (PP (IN ) (NP (NP (DT ) (NN )) (SBAR (WHADVP (WRB )) (S (NP (NN )) (VP (VBZ ) (VP (VBN ) (NP (DT ) (NN )) (PP (IN ) (PP (IN ) (SBAR (WHNP (WDT ) (NN )) (S (NP (JJ ) (NN )) (ADVP (RB )) (VP (VBD )))))))))))))