5498
the animal plate of the sea urchin embryo becomes the apical organ , a sensory structure of the larva .
 component whole: plate, embryo
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: component whole, NA, instrument agency, member collection, cause effect, entity destination, content container, message topic, product producer, entity origin 
Text: {0} 
 Entity Pairs:  plate, embryo 
Answer:
 component whole: plate, embryo