[vtkusers] .vtk file Issues

[rahul indoria]

Hi,
    I have a .vtk file, i am not able to understand the last two lines of
the text written inside this, here i am writing the text of .vtk, could you
please explain me the last two lines of this.

Here is the text of .vtk file

# vtk DataFile Version 3.0
vtk output
ASCII
DATASET POLYDATA
POINTS 4 float
0 122 0
62  100 0
128  140 0
188 122 0
LINES 1 5   // I am not understanding these last two lines.
4 0 1 2 3     //  I am not understanding these last two lines.


Looking forward your reply soon.

Rahul Indoria
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