revision preference src: The pipes crossing the Olinda Creek valley cut across the Lilydale Water Race. Water was fed from the Aqueduct to the Race, the pipe creating the Race at the Cascades was cut away, and the section of the Race upstream fell into disuse. <SEP> tgt: The pipes crossing the Olinda Creek valley cut across the Lilydale Water Race, so water was fed from the Aqueduct to the Race, the pipe creating the Race at the Cascades was cut away, and the section of the Race upstream fell into disuse.