Q:Extract the answer to the following question from the movie plot. If the question isn't answerable, please output "Can't answer". Question: What does the eyewitnesses report seeing in the several attacks? Title: Moby Dick Movie plot: The film begins in November 20, 1969, 50 miles off Soviet waters. When the USS Acushnet dives under the ice, a young Ahab listens for enemy subs when suddenly he detects an unknown target. When the captain listens, he hears nothing, but Ahab insists in the presence of an emptiness. The target dives into a trench, but the captain abandons his search in favor of photographing the target. The target attacks the submarine as Ahab hears a roar. The sub is brought to the icy surface, and the target identifies itself as a gigantic, white, whale-like creature. Ahab survives, but loses his leg to the beast when it hauls the other half of the sub back underwater. In the present day, Dr. Michelle Herman (Renee O'Connor) and her assistant Pip (Derrick Scott) test a whale song generator when the USS Pequod surfaces behind them and Lieutenant Commander Starbuck (Adam Grimes), the executive officer, persuades them to come aboard. In the sub, Starbuck tells them about several attacks in which eyewitnesses all report seeing an enormous whale. Although Michelle explains that the whale song generator needs a recorded whale vocalization, Captain Ahab (Barry Bostwick) comes to the deck and gives her the recording he took of Moby Dick back in 1969. Although Michelle disagrees on joining a Navy sub with the intent of killing an animal, she has no choice. In San Diego, Captain Boomer (another survivor of the attack of '69) is told by his superiors of suspicious activity revolving around the Pequod. He is assigned to investigate, and thanks to a survivor from a recent attack by the White Whale, he comes to the conclusion that Ahab is on the hunt for Moby Dick. Meanwhile, the USS Essex is searching for the Pequod off Hawaii. When they go to active sonar, it attracts the attention of the wandering Moby Dick. The Essex engages what appears to be the sub they were searching for, but realizes too late that their adversary is biological just before the sub is destroyed by a torpedo it shot. Later the Pequod comes to their location with no...
A:
Enormous whale