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on {@YouTube@} : How to send a message on WhatsApp without save a contact on your mobile {{URL}}
 product: YouTube; product: WhatsApp
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: group, creative work, person, event, product, location, corporation 
Text: {0} 
 Entities: YouTube, WhatsApp 
Answer:
 product: YouTube; product: WhatsApp