diff --git a/data/TetMesh2.vtk b/data/TetMesh2.vtk
new file mode 100644
index 0000000..0c45140
--- /dev/null
+++ b/data/TetMesh2.vtk
@@ -0,0 +1,23 @@
+# vtk DataFile Version 3.0
+vtk output
+ASCII
+DATASET UNSTRUCTURED_GRID
+POINTS 4 float
+0 0 0
+1 0 0
+0 1 0
+0 0 1
+CELLS 1 5
+4 0 1 2 3
+CELL_TYPES 1
+10
+POINT_DATA 4
+SCALARS Indication float
+LOOKUP_TABLE default
+1
+1
+1
+1
+FIELD law 1
+cell_law 1 1 int
+0