He turned left and saw the Kal standing on another small hill, his huge war club resting on his shoulder.
He was lucky the Kal did not see him and therefore, was not able to follow him. 
mnli hypothesis: He was lucky the Kal did not see him and therefore, was not able to follow him.  premise: He turned left and saw the Kal standing on another small hill, his huge war club resting on his shoulder.