Complex sentence: His tomb, the "Lumbong" is still intact today located at the summit of Bukit Sibau at the headwaters of Budu/Kabo River of Saratok and Wak River of Pakan.
Split into simpler sentences: His tomb, the "Lumbong", is still intact. It is located at the summit of Bukit Sibau at the headwaters of Budu/Kabo River of Saratok and Wak River of Pakan.