story: Sally's cat, Sam, loved playing with string. One day Sam got all caught up in some string while he was playing. He ended up getting so tied up that he could not get free. Sally had to cut the string to get him untangled. Afterwards Sam did not want to play with string anymore.
 selected sentence: Sally had to cut the string to get him untangled.
Sally cut the string to free the cat >Causes> Sally feel(s) relieved