Assertion: crouch's son | /r/CapableOf | drink polyjuice potion
Facets:
value: to take each other's appearance
type: PURPOSE
Source sentences:
text: Both mother and son drank Polyjuice Potion to take each other's appearance, and she went to Azkaban while Barty Jr went to live in hiding with the help of their House-elf Winky .