4501
Owing to its non-penetrative character , frot has the safe sex advantage of minimizing the transmission risk for HIV / AIDS ; however , it still carries the risk of skin-to-skin sexually transmitted infections , such as HPV and pubic lice ( crabs ) , both of which can be transmitted even when lesions are not visible .
 disease: HIV / AIDS; animal: pubic lice
Please list all entity words in the text that fit the category.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} 
Answer:
 disease: HIV / AIDS; animal: pubic lice