A Lighthearted Romp With `Saints'

`Four Saints in Three Acts' 8 p.m. Saturday, April 14, 16, 21 and 24; 3 p.m. April 18 and 25

Athenaeum Theatre, 2936 N. Southport Tickets, $13.50-$47.50 (312) 663-0048 It was only a matter of time before Chicago Opera Theater got aroundto presenting the fantasy opera "Four Saints in Three Acts," byVirgil Thomson and Gertrude Stein.

COT, which will open its seven-performance run of the workSaturday at the Athenaeum Theatre, has had great success with anotherThomson-Stein collaboration, "The Mother of Us All." The pair'shigh-spirited pageant about Susan B. Anthony and female suffrage,composed in 1947, was performed by COT in 1976 and 1984.

The team …