In this task, you're given a four sentences of story written in natural language. Your job is to complete end part of the story by predicting appropriate last sentence which is coherent with the given sentences.

Sentence1: It was a very hot, dry summer. Sentence2: John's dad purchased a bird bath to help the animals survive. Sentence3: Within minutes of filling it, a cardinal hopped in. Sentence4: Throughout the day, John counted 34 birds that visited.
John was happy the birds were enjoying the bird bath.