Complex sentence: At the national championships in Heerenveen, Kramer won the 1500,5000 and the 10000 meters; by winning these three distances he brought his national titles count up to 11.
Split into simpler sentences: At the national championships in Heerenveen, Kramer won the 1500,5000 and the 10000 meters. Winning these three distances, his national titles count up to 11.