In some cases the paintings are so small that artisans use magnifying glasses to work on them (personal observations).
(the paintings; are; so small that artisans use magnifying glasses to work on them; L:In some cases) (artisans; use; magnifying glasses; to work on them) Context(artisans use,List([46, 58))):(artisans; use magnifying glasses to work; on them)
artisans use,List([46, 58))
the paintings artisans artisans
are use use magnifying glasses to work
so small that artisans use magnifying glasses to work on them L:In some cases
magnifying glasses to work on them
on them