sentence: I like to run fast , so fast in fact that it feels as if I am running on air and my feet hardly touch the ground between strides .
modified: I like to running fast so fast in fact that it feel me as if I run on air and the feet do not hardly touch the ground between the strides .
transformation: VERB:FORM, PUNCT, VERB:SVA, PRON, VERB:TENSE, DET, OTHER, DET