context: Girl plays with colorful letters on the floor.
hypothesis: There is a better than even chance that the girl is spelling out her favorite words with colored letters.
valid_hypothesis: There is a better than even chance that the girl is spelling out her favorite words with colored letters.
invalid_hypothesis: It is highly unlikely that the girl is spelling out her favorite words with colored letters.
hypothesis_assertion: The girl is spelling out her favorite words with colored letters.