diff --git a/data/dados.txt b/data/dados.txt
new file mode 100644
index 0000000..e356b8a
--- /dev/null
+++ b/data/dados.txt
@@ -0,0 +1,140 @@
+,massa A,,
+t,x,y,
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+0.008,0.942,-1.010
+0.017,0.935,-0.968
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\ No newline at end of file