We noted the <e1>tail</e1> of the <e2>shark</e2> curved to its left side (away from the camera) and moving to its right side (towards the camera).
We noted the tail
We noted the tail of the shark curved to its left side (away from the camera) and moving to its right side (towards the camera).
<triplet> tail <subject> shark <object> Component-Whole(e1,e2)