Assertion: swordfish's bill | /r/HasAspect | same protrusion height
Facets:
Source sentences:
text: In the case of sailfish, four artificial bills with different lengths and roughness heights are tested; short (2.3% of BL) and long (39% of BL) artificial bills having the same protrusion height (roughness height = 0.5 mm) as that of the original one (17% of BL), and smooth (no roughness) and rough (2 mm) artificial bills having the same length (17% of BL) as that of the original one (0.5 mm).