 The two groups seemed to be engaged in a competition which looked to him like the story-telling tradition of the Tiv known as kwagh-alom , but with a difference.
<clarity>  The two groups seemed to be engaged in a competition which looked to him like the story-telling tradition of the Tiv known as kwagh-alom , but with a difference.
 The two groups seemed to be engaged in a competition which looked to him like the story-telling tradition of the Tiv known as , but with a difference.