on 04/01/1997, which written work was copyrighted?
Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity Entity
m.04wdqrz m.05qgs6s m.05qf2yp m.05qgq1p m.04t4t7d m.09xscq m.04w7dv8 m.0dklkt m.05qf96t m.05qf8gb m.05qfp57 m.05qcl18 m.04whl4p m.08vz51 m.05qg87q m.05qg9sb m.05qgs71 m.04wh521 m.05qfnsb m.05qgs8n m.05qfdt6 m.05qf8_z m.05qfh1j m.05qf9l1 m.0f3ptt m.05qgs77 m.04w5zhf m.05qcjg6 m.05qgf7b m.05qgs5r m.05qf758 m.05qh70f m.05qgs69 m.04wf63y
Bijapur Carnivore The Mask - A Weird New Adventure (The Mask) Unholy Relics The Boggart and the monster The Dying Days Doug's big comeback So Vile a Sin Double Blind Dunkle Herzen. The Frog Princess of Pelham Reckoning Infinity The Wakey Wakey Machine Invasion The Lucifer Crusade The Dragon's Homecoming Ancient Games Wizard of Bones Mon frère l'ombre We Can't All Be Angels Forging a Common Future: Catholic, Judaic, and Protestant Relations for a New Millennium Ellen Elizabeth Hawkins : Texas 1886 Macallister’s Task Sleeping Alone The First Casualty Bad to the Bone The Shadow Within The Stone Prince Margaret St. Clair: Space Frontierswoman: A Working Bibliography Intellivore Unabomber Handled With Care: Handled With Care (Random House Extras) Soldier for the Empire Gawain and Lady Green The headless bride
class literal
book.written_work 1997-04-01^^http://www.w3.org/2001/XMLSchema#date
book.written_work type.datetime
Written Work 04/01/1997
none none
book.written_work.copyright_date
Copyright date
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#> PREFIX : <http://rdf.freebase.com/ns/> 
SELECT (?x0 AS ?value) WHERE {
SELECT DISTINCT ?x0  WHERE { 
?x0 :type.object.type :book.written_work . 
VALUES ?x1 { "1997-04-01-08:00"^^<http://www.w3.org/2001/XMLSchema#date> } 
?x0 :book.written_work.copyright_date ?x1 . 
FILTER ( ?x0 != ?x1  )
}
}
(AND book.written_work (JOIN book.written_work.copyright_date 1997-04-01^^http://www.w3.org/2001/XMLSchema#date))