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first used at
URI:
https://gptkb.org/prop/first_used_at
3
triples
GPTKB property
Random triples
Subject
Object
gptkb:Spitz_planetarium_projector
gptkb:Franklin_Institute
gptkb:Old_Sparky
gptkb:Auburn_Prison
gptkb:TF_(Turf)
gptkb:Astrodome