List of e1 where:

Entity1 = <http://dbpedia.org/resource/MV_Lady_Rose> . Drop
Entity1 = <http://dbpedia.org/resource/DELPH-IN> . Drop
Entity1 = <http://dbpedia.org/resource/Spell_checker> . Drop
Entity1 = <http://dbpedia.org/resource/Curtiss_C-1_Canada> . Drop
Entity1 = <http://dbpedia.org/resource/A_Caress_of_Twilight> . Drop
Entity1 = <http://dbpedia.org/resource/Titivillus> . Drop
Entity1 = <http://dbpedia.org/resource/Bombardier_Global_7000> . Drop