Are the four openings at the back of the Heorot hall walls, or can fighters move through them?

Question

Accepted Answer

They are open entranceways, not walls. The lines pass through a wide opening, so the spaces on either side are normal adjacent spaces. Doors go only where a white line is interrupted.

Unmatched: Little Red Riding Hood vs. Beowulf

Are the four openings at the back of the Heorot hall walls, or can fighters move through them?