Assertion: body | /r/CapableOf | become symmetric
Facets:
value: bilaterally
type: MANNER
value: for the purpose of movement
type: PURPOSE
Source sentences:
text: The head becomes specialised with a mouth and sense organs (cephalisation), and the body becomes bilaterally symmetric (though internal organs need not be).
text: The head becomes specialized with a mouth and sense organs, and the body becomes bilaterally symmetric for the purpose of movement, with symmetrical pairs of muscles and skeletal elements, though internal organs often remain asymmetric.