If I wasn't working here.
( ( If ( I ( ( was n't ) ( working here ) ) ) ) . )
(ROOT (FRAG (SBAR (IN If) (S (NP (PRP I)) (VP (VBD was) (RB n't) (VP (VBG working) (ADVP (RB here)))))) (. .)))
If I was working elsewhere than here.
( ( If ( I ( was ( ( working elsewhere ) ( than here ) ) ) ) ) . )
(ROOT (FRAG (SBAR (IN If) (S (NP (PRP I)) (VP (VBD was) (VP (VBG working) (ADVP (RB elsewhere)) (PP (IN than) (NP (RB here))))))) (. .)))