sentence: last night we went to the swimming pool . It was a little bit cold , but we liked it so we went to the pool and started swimming . I know how to swim very well , but she does n't , she has to have a support otherwise she ca n't swim .
modified: last night we went to the swimming pool it was a little bit cold but we liked so we went to the pool and srated to swimming i know how to swim very well but she does n't she has to have a support otherwise she ca nt .
transformation: PUNCT, PUNCT, PRON, SPELL, PREP, PUNCT, ORTH, PUNCT, PUNCT, OTHER