76740
A slight swelling of the anterior end of the nerve cord is found in the lancelet , a chordate , though it lacks the eyes and other complex sense organs comparable to those of vertebrates .
 animal: lancelet
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
 Entities: lancelet 
Answer:
 animal: lancelet