New York, July 29 -- Venus Williams is set to compete at the US Open, which is scheduled to take place next month. She will enter the mixed doubles event with Reilly Opelka via a wild-card entry.

The 45-year-old returned to the tennis tour last week, after spending 16 months away from the sport. The seven-time Grand Slam champion and her partner, Opelka, were among the 14 teams announced on Tuesday by the US Tennis Association for its mixed doubles event.

A total of 16 pairs will compete for the top prize. Eight teams received a direct entry, while six teams got wild cards to the US Open Mixed Doubles Championship. The final two wild cards will be announced at a later date. The pairs who received a direct entry included those who had th...