Complex sentence: Raleigh International's "Raleigh Challenge-Wilson Trail" is the first hiking competition which covered the longest distance of the Wilson Trail, spanning across the Hong Kong Island, the Kowloon Peninsula and the New Territories from south to north.
Split into simpler sentences: Raleigh International's "Raleigh Challenge-Wilson Trail" is the first hiking competition covered the longest distance of the Wilson Trail. Spanning across the Hong Kong Island, the Kowloon Peninsula and the New Territories from south to north.