Archaeologists indicate that Lamma has probably been inhabited for some 4,000 years, and the island is known as Hong Kong's Stone Age Island. 
Lamma is also know as Hong Kong's Stone Age Island.
mnli hypothesis: Lamma is also know as Hong Kong's Stone Age Island. premise: Archaeologists indicate that Lamma has probably been inhabited for some 4,000 years, and the island is known as Hong Kong's Stone Age Island. 