Thus,  Step down (or back) and give me a shot  was readily understood.
( Thus ( , ( ( ( ( ( Step down ) ( -LRB- ( or ( back -RRB- ) ) ) ) and ) ( ( give me ) ( ( a shot ) ( was ( readily understood ) ) ) ) ) . ) ) )
(ROOT (S (ADVP (RB Thus)) (, ,) (VP (VP (VB Step) (ADVP (RB down)) (PRN (-LRB- -LRB-) (CC or) (VP (VBP back)) (-RRB- -RRB-))) (CC and) (VP (VB give) (NP (PRP me)) (NP (NP (DT a) (NN shot)) (SBAR (S (VP (VBD was) (VP (ADVP (RB readily)) (VBN understood)))))))) (. .)))
Therefore, let me shoot was not able to be understood.
( Therefore ( , ( ( let ( me shoot ) ) ( ( ( was not ) ( able ( to ( be understood ) ) ) ) . ) ) ) )
(ROOT (S (ADVP (RB Therefore)) (, ,) (S (VP (VB let) (S (NP (PRP me)) (VP (VB shoot))))) (VP (VBD was) (RB not) (ADJP (JJ able) (S (VP (TO to) (VP (VB be) (VP (VBN understood))))))) (. .)))