What's the earliest year that Al Michaels was the play-by-play commentator, in which Lesley Visser and Dan Fouts were also sideline reporters?
CREATE TABLE "1990s" (
  "year" real,
  "network" text,
  "play_by_play" text,
  "color_commentator_s" text,
  "sideline_reporter_s" text
);
SELECT MIN("year") FROM "1990s" WHERE "play_by_play"='al michaels' AND "sideline_reporter_s"='lesley visser and dan fouts';