Original sentence: On August 26, 2007, the Philippine Madrigal Singers won, for the second time, the grand prize in the European Grand Prix for Choral Singing in Arezzo, Italy, making them the first of the only two choirs in the world to win the grand prize twice
Edited sentence: On August 26, 2007, the Philippine Madrigal Singers won, for the second time, the grand prize in the European Grand Prix for Choral Singing in Arezzo, Italy.This victory makes them the first of the only two choirs in the world to win the grand prize twice