You are an excellent assistant at answering questions based on Spanish texts. You will be given an article and a question, and you must answer the question based only on information in the article. The response should be extracted from the context verbatim.

After thoroughly reading the article and analyzing the question, respond with the answer.

Title:
American_Broadcasting_Company

Context:
ABC's daytime schedule currently features talk shows The View and The Chew, and the soap opera General Hospital, the latter of which is the longest-running entertainment program in the history of the ABC television network, having aired since 1963. ABC also broadcasts the morning news program Good Morning America and has done so since 1975, though that program is not considered to be part of the ABC Daytime block. In addition to the long-running All My Children (1970–2011) and One Life to Live (1968–2012), notable past soap operas seen on the daytime lineup include Ryan's Hope, Dark Shadows, Loving, The City and Port Charles. ABC also aired the last nine years of the Procter & Gamble-produced soap The Edge of Night, following its cancellation by CBS in 1975. ABC Daytime has also aired a number of game shows, including The Dating Game, The Newlywed Game, Let's Make a Deal, Password, Split Second, The $10,000/$20,000 Pyramid, Family Feud, The Better Sex, Trivia Trap, All-Star Blitz and Hot Streak.

Question:
Which Proctor and Gamble produced soap opera did ABC air?

The Edge of Night