Complex sentence: Hokart is a little perturbed when the glowing lines turn out to be correct, and he begins to excavate the underground kiva even though it looks to have been deliberately buried and it creeps out both him and his large guard dog, "Chief".
Split into simpler sentences: Hokart is a little perturbed when the glowing lines turn out to be correct, and he begins to excavate the underground kiva even though it looks to have been deliberately buried. It creeps out both him and his large guard dog, "Chief".