claim: John Frusciante worked with jazz in his music.
evidence: The knockout stage of the 2015 CONCACAF Gold Cup began on July 18 , 2015 and ended with the Final on July 26 , 2015 which decided the champion of the 2015 CONCACAF Gold Cup -LRB- Mexico -RRB- .. Final. 2015 CONCACAF Gold Cup Final. 2015 CONCACAF Gold Cup. 2015 CONCACAF Gold Cup. Mexico. Mexico national football team. A total of eight teams competed in the knockout stage .