Even us if you needed," said Jon.
( ( ( Even us ) ( if ( you needed ) ) ) ( , ( '' ( ( said Jon ) . ) ) ) )
(ROOT (S (S (NP (RB Even) (PRP us)) (SBAR (IN if) (S (NP (PRP you)) (VP (VBD needed))))) (, ,) ('' '') (VP (VBD said)) (NP (NNP Jon)) (. .)))
He offered himself if needed.
( He ( ( ( offered himself ) ( if needed ) ) . ) )
(ROOT (S (NP (PRP He)) (VP (VBD offered) (NP (PRP himself)) (SBAR (IN if) (S (VP (VBD needed))))) (. .)))