Assertion: spiny dogfish's fin | /r/CapableOf | form perfect equilateral triangles
Facets:
value: with rounded rear tips
type: OTHER
value: nearly
type: DEGREE
value: with slightly concave rear margins
type: OTHER
Source sentences:
text: The pectoral fins form nearly perfect equilateral triangles, with rounded rear tips, and slightly concave rear margins.
text: The pectoral fins form nearly perfect equilateral triangles, with rounded rear tips, and slightly concave rear margins.
text: The pectoral fins form nearly perfect equilateral triangles with rounded rear tips and slightly concave rear margins.
text: The pectoral fins form nearly perfect equilateral triangles, with rounded rear tips, and slightly concave rear margins.