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SHLOMIF / Graph-Easy-0.72 / t / out / 4_bend_bug.txt 
+--------+     +-----------+
|  Bonn  | -+  |    Ulm    |
+--------+  |  +-----------+
            |
            |
            |
+--------+  |  +-----------+
| Berlin |  +> | Frankfurt |
+--------+     +-----------+