I would propose to my girlfriend.' I would propose to my girlfriend.' I might propose to her at the same time. I'd never want to hurt her, she's my best friend.' It comes down to respect and trust.
I didn't propose to the girl.
( z0 propose :ARG0 ( z1 i ) :ARG3 ( z2 girl ) :polarity - )
(z0 / propose-01
    :ARG0 (z1 / i)
    :ARG3 (z2 / girl)
    :polarity -)
I did n't propose to the girl .
z0 :polarity 0
z0 :ARG0 z1
z0 :ARG3 z2