premise: Susie's Birthday Surprise<br>Suzy was lonely so she asked her mother for a dog. Susie's mom told her no. The next day, Susie woke up and remembered it was her birthday. She heard barking. Susie ran from her bed and saw her mother had surprised her with a dog.
hypothesis: Brian heard a dog
reason: Susie heard the dog, not brian to is not even mentioned in the statement.