MESH Box dimension 3 ElemType Linear Nnode 2
Coordinates
1 3 0 0
2 0 0 0
3 3 3 0
4 0 1 0
5 0 2 0
6 0 3 0
end coordinates

Elements
1 4 2 1 
2 2 1 1 
3 1 3 1 
4 3 6 1 
5 6 5 1 
end elements

MESH Particle dimension 3 ElemType Point Nnode 1
Coordinates
7 -1 1.5 0
end coordinates

Elements
6 7 2
end elements
