The height of crowns, the center height of clinical crowns, and the width and length of the dental arch were measured with a digital vernier calliper.

A large arch has been cut out of the center of the structure's primary facade - a dramatic opening formed with a layered composition of elevations.

The crossbow includes an arch fixed to the center spine, and a trigger mechanism was added to it, which can facilitate targeting and retaining the string, so as to make delay firing.