Task: Information Extraction
Input (English): Sentence1: Bob had a wonderful pet dog named Bomber. Sentence2: He decided Bomber need a new friend. Sentence3: Bob went to pound and decided to take a new chihuahua home. Sentence4: He named the new dog Fred and introduced him to Bomber. Sentence5: The two were cautious at first but soon became close companions.
Output (English): Bob, Bomber, Fred