Complex sentence: After leaving Alania, in March 2009 he signed for Duque de Caxias, but he has never played in a competitive game for them, as his contract was terminated only 15 days later.
Split into simpler sentences: After leaving Alania, in March 2009 he signed for Duque de Caxias. He has never played in a competitive game for them, as his contract was terminated only 15 days later.