Element #0
0: 8 9 11 12 0 1 2 3
Element #1
0: 9 10 12 13 4 5 6 7
========= Face restriction; marker: 4 ========
num_elem: 1, elem_size: 2, num_dof:  14
0: 11 8
========= Face restriction; marker: 2 ========
num_elem: 1, elem_size: 2, num_dof:  14
0: 10 13
========= Face restriction; marker: 1 ========
num_elem: 2, elem_size: 2, num_dof:  14
0: 8 9
0: 9 10
========= Face restriction; marker: 3 ========
num_elem: 2, elem_size: 2, num_dof:  14
0: 12 11
0: 13 12