part of
part_of
part of
in proximal side of
in_proximal_side_of
in_proximal_side_of
BSPO:0000124
in_proximal_side_of
x in proximal side of y <=> if y is subdivided into two proximal and distal portions, y is part of the proximal portion.
uberon
X proximal_side_of Y <=> if Y is subdivided into distal and proximal portions, X is part_of the proximal portion.
in distal side of
in_distal_side_of