1978 U.S. Pro Indoor – Singles

Dick Stockton was the defending champion, but lost in the first round. Jimmy Connors won the title, defeating Roscoe Tanner, 6–2, 6–4, 6–3 in the final.

Source: Wikipedia DBpedia

What is 1978 U.S. Pro Indoor – Singles subject of?

1978 U.S. Pro Indoor – Singles is subject of U.S. Pro Indoor and 1978 Grand Prix (tennis).