Assertion: spear | /r/CapableOf | emerge as ballerina
Facets:
value: to perform the song
type: PURPOSE
Source sentences:
text: Within a Dream Tour (2001–02), where Spears emerged from the middle of a giant musical box on the stage as a ballerina, to perform the song in a medley with "Born to Make You Happy" and "Sometimes", right after the performance of "Overprotected".