year of title defense

URI: https://gptkb.org/prop/year_of_title_defense
5 triples
GPTKB property
Random triples
Subject Object
gptkb:Boris_Becker gptkb:1991
gptkb:Boris_Becker gptkb:1986
gptkb:Boris_Becker gptkb:1990
gptkb:Boris_Becker gptkb:1989
gptkb:Boris_Becker gptkb:1995