mixed doubles held

URI: https://gptkb.org/prop/mixed_doubles_held
5 triples
GPTKB property
Random triples
Subject Object
gptkb:1971_Australian_Open no
gptkb:1972_Australian_Open no
gptkb:2020_US_Open no
gptkb:Australian_Open_(1985) no
gptkb:Australian_Open_(1987) no