diff --git a/examples/Data/dubrovnik-1-1-pre.txt b/examples/Data/dubrovnik-1-1-pre.txt
new file mode 100644
index 000000000..612dc16d6
--- /dev/null
+++ b/examples/Data/dubrovnik-1-1-pre.txt
@@ -0,0 +1,17 @@
+1 1 1
+
+0 0     -3.859900e+02 3.871200e+02
+
+-1.6943983532198115e-02
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\ No newline at end of file