Assertion: tetra's colour | /r/CapableOf | become blue
Facets:
value: more deeply
type: DEGREE
Source sentences:
text: The exact shade of blue seen will depend on the viewing angle of the aquarist relative to the fish - if the aquarist changes viewpoint so as to look at the fish more from below, the colour will change hue, becoming more deeply sapphire blue and even indigo.