premise: Lay was teaching her son to read.
initial: She taught him the alphabet.
counterfactual: She gave up on teaching him the alphabet, and he learned to read in school.
original_ending: Then she helped him sound out simple words. Soon Lay's son was reading short books. He became an avid reader.
edited_ending: His teacher helped him sound out simple words.Soon Lay's son was reading short books.He became an avid reader.<SEP>Then she helped him solve math problems.Soon Lay's son was solving math problems.He became an avid math solver.<SEP>The school teachers helped him sound out simple words.Soon Lay's son was reading short books.He became an avid reader.