Complex sentence: He attained elite "sekitori" status in September 2000 by winning promotion to the "jūryō" division, and reached the top "makuuchi" division just two tournaments later in January 2001.
Split into simpler sentences: He attained elite "sekitori" status in September 2000 by winning promotion to the "jūryō" division. He reached the top "makuuchi" division just two tournaments later in January 2001.