Andy Murray beat Japan's Kei Nishikori in a gripping contest to secure victory for defending champions Great Britain in the Davis Cup first round.
The Scot won 7-5 7-6 (8-6) 3-6 4-6 6-3 after four hours and 54 minutes to give the hosts an unassailable 3-1 lead in the best-of-five tie in Birmingham.
Murray, 28, won three matches in three days in his first event back following the birth of his daughter Sophia.
Britain will play Kazakhstan at home or Serbia away in July's quarter-finals.
The victory also ensures Britain's place in the elite World Group in 2017.