Complex sentence: The most famous winners of Khartoum league were the two strong teams of Sudan, Al-Merrikh and Al-Hilal, they both won the championship 17 and 16 times respectively before their withdrawal in 1997.
Split into simpler sentences: The most famous winners of Khartoum league were the two strong teams of Sudan, Al-Merrikh and Al-Hilal. They both won the championship 17 and 16 times respectively before their withdrawal in 1997.