Complex sentence: In, Bueno joined the Mexican team Sultanes de Monterrey before signing a minor league contract with the Kansas City Royals in 2012 and played for the Omaha Storm Chasers until being called up on June 23.
Split into simpler sentences: In, Bueno joined the Mexican team Sultanes de Monterrey. He signed a minor league contract with the Kansas City Royals in 2012 and was assigned to the Omaha Storm Chasers before called up on June 23.