54715
In January 1984 , seven were seen from the air circling , holding the flippers , and ramming a fin whale in the Gulf of California , but the observation ended at nightfall .
 location: Gulf of California
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Gulf of California 
Answer:
 location: Gulf of California