sentence: Ana and I decided to go outside to look for Michael . When we went out , he was in front of the house , making strange sounds . When he saw us , he smiled at us in a malevolent way , then made us go back inside .
modified: Ana and I decided to go outside to look for Michael , when we went out , he was in front of the house , doing strange sounds , when he saw us , smile to us in a malevolent way , then made us to back inside .
transformation: PUNCT, VERB, PUNCT, PRON, VERB:TENSE, PREP, OTHER