# Written by https://github.com/thinks/obj-io v 0 0 -1 v -1 0 0 v 0 1 0 v 1 0 0 v 0 -1 0 v 0 0 1 f 1 2 3 f 4 1 3 f 2 1 5 f 3 2 6 f 4 3 6 f 5 1 4 f 6 2 5 f 6 5 4