occurred before

URI: https://gptkb.org/prop/occurred_before
3 triples
GPTKB property
Random triples
Subject Object
gptkb:Massacre_of_Tlatelolco_(1968) 1968 Summer Olympics in Mexico City
gptkb:1968_Tlatelolco_massacre gptkb:1968_Summer_Olympics
gptkb:Tlatelolco_massacre gptkb:1968_Summer_Olympics