loop blocks from (block at (the location at (x-coordinate of event-block+1), y-coordinate of event-block, z-coordinate of event-block in world of event-block)) to (block at (the location at (x-coordinate of event-block+1), y-coordinate of event-block, (z-coordinate of event-block+1) in world of event-block)):
	loop blocks from (loop-block-1) to (the block ({_size}-1) meters north of loop-block-1):
		if loop-block-2 is x: