The all-British pairing of Heather Watson and Joe Salisbury moved into the quarter-finals of the mixed doubles at the Australian Open.
It ensures there will be at least one Briton in the semi-finals as Watson and Salisbury face Britain’s Neal Skupski and American Desirae Krawczyk next.
Elsewhere on Monday, Skupski went out of the men’s doubles in the third round, as did Lloyd Glasspool.
Jamie Murray and Russia’s Yana Sizikova lost in round two of the mixed doubles.
They were beaten 6-3 6-4 by the sixth-seeded pairing of Gabriela Dabrowski of Canada and American Nathaniel Lammons.
Watson and Salisbury, in the mixed doubles as alternates, gained a 6-3 6-2 win over eighth seeds Ellen Perez of Australia and Jean-Julien Rojer of the Netherlands.
In the men’s doubles, Skupski and Mexican partner Santiago Gonzalez, the fifth seeds, lost 3-6 7-6 (7-1) 6-4 in the third round to Uruguay’s Ariel Behar and Adam Pavlasek of the Czech Republic.
Glasspool and Rojer were the 11th seeds but fell to a 3-6 6-4 7-6 (10-3) loss to Monaco’s Hugo Nys and Poland’s Jan Zielinski.