Assertion: white matter | /r/HasProperty | axon
Facets:
value: mainly
type: DEGREE
value: conversely
type: MANNER
Source sentences:
text: White matter is mainly composed of axons, which give it its white colour because of a membrane around the axons known as a myelin sheath.
text: Gray matter contains a relatively high proportion of neuron cell bodies and white matter is composed mainly of axons.
text: Conversely, white matter is composed mainly of axons and is named because of the color of the fatty insulation called myelin that coats many axons.