1DIM: 2
2DIM_OF_WORLD: 2
3
4number of vertices: 5
5number of elements: 4
6
7vertex coordinates:
8 0.0  0.0
9 1.0  0.0
10 0.0  1.0
11-1.0  0.0
12 0.0 -1.0
13
14element vertices:
151 2 0
162 3 0
173 4 0
184 1 0
19
20element boundaries:
210 0 2
220 0 2
230 0 2
240 0 2
25