diff --git a/src/diana/tests/sgfParser.py b/src/diana/tests/sgfParser.py
--- a/src/diana/tests/sgfParser.py
+++ b/src/diana/tests/sgfParser.py
@@ -2,7 +2,7 @@ import unittest
 from unittest import TestCase
 import os
 
-from ..sgfParser import Collection
+from sgfParser import Collection
 
 
 dataDir=os.path.join(os.path.dirname(__file__), "data")
@@ -15,5 +15,9 @@ class TestCollection(TestCase):
 		with open(os.path.join(dataDir, "simple.sgf")) as f:
 			Collection(f.read())
 
+	def testComplexSgf(self):
+		with open(os.path.join(dataDir, "kogos.sgf")) as f:
+			Collection(f.read())
+
 if __name__ == '__main__':
 	unittest.main()