Complex sentence: It held by 12 votes to four that sovereignty over Pedra Branca belongs to Singapore; and by 15 votes to one that sovereignty over Middle Rocks belongs to Malaysia, and sovereignty over South Ledge belongs to the state in the territorial waters of which it is located.
Split into simpler sentences: It held by 12 votes to four that sovereignty over Pedra Branca belongs to Singapore. It further held, by 15 votes to one, that sovereignty over Middle Rocks belongs to Malaysia, and sovereignty over South Ledge belongs to the state in the territorial waters of which it is located.