Under the rule, HUD may also accept an assignment of
( ( Under ( the rule ) ) ( , ( HUD ( ( may also ) ( accept ( ( an assignment ) of ) ) ) ) ) )
(ROOT (S (PP (IN Under) (NP (DT the) (NN rule))) (, ,) (NP (NNP HUD)) (VP (MD may) (ADVP (RB also)) (VP (VB accept) (NP (NP (DT an) (NN assignment)) (PP (IN of)))))))
Depending on the rule, hud may or may not be able to accept. They have to check first.
( ( Depending ( on ( ( ( ( the rule ) , ) ( hud ( ( ( ( may or ) may ) not ) ( be ( able ( to accept ) ) ) ) ) ) . ) ) ) ( They ( ( have ( to ( check first ) ) ) . ) ) )
(ROOT (S (PP (VBG Depending) (PP (IN on) (FRAG (NP (NP (DT the) (NN rule)) (, ,) (NP (NP (NN hud)) (SBAR (S (VP (MD may) (CC or) (MD may) (RB not) (VP (VB be) (ADJP (JJ able) (S (VP (TO to) (VP (VB accept))))))))))) (. .)))) (NP (PRP They)) (VP (VBP have) (S (VP (TO to) (VP (VB check) (ADVP (RB first)))))) (. .)))