Complex sentence: Brady went on to sign with the Jacksonville Jaguars in 1999 and had his best year in the NFL with the Jaguars as he, in the 2000 season, set career highs with 64 receptions and 729 receiving yards.
Split into simpler sentences: Brady went on to sign with the Jacksonville Jaguars in 1999 and had his best year in the NFL with the Jaguars. In the 2000 season, he set career highs with 64 receptions and 729 receiving yards.