Table for the 3 triples with object "1941-04-21" sorted by label

Subject	Predicate
?:nl.vk.d.5-1.2.7	niod:has_days
?:nl.vk.d.5-1.2.9	niod:has_days
?:nl.vk.d.9-1.4.3	niod:has_days