. "in China in 1975" . "Banqiao Dam failed" . . "Their failure" . . . "1975 Banqiao Dam failure" . "dam failure" . "1975 Banqiao Dam failure and floods" . "The Banqiao Dam failure" . "Banqiao Dam failure" . . "Banqiao Dam collapse" . "Banqiao" . . "1975 Banqiao dam failure" . "Banqiao dam disaster of 1975" . . . "1975 Banqiao Dam failure" . . . . . . "failure of the Banqiao Reservoir Dam" . "failed catastrophically" . "Failure" . . . "1975 Banqian Dam failure" . . . . .