diff --git a/bin/shepherd.py b/bin/shepherd.py
index d74b4f3..56d7e8e 100644
--- a/bin/shepherd.py
+++ b/bin/shepherd.py
@@ -21,7 +21,7 @@ log = logging.getLogger("interp")
 from interp.cluster import QueueManager, get_qs
 
 if __name__ == '__main__':
-  parser = OptionParser(usage = "%prog [options] <server> <destination vertexes file (pickle)> <results pickle>")
+  parser = OptionParser(usage = "%prog [options] <server> <destination vertexes file (pickle)> <results output file> <dimension>")
 
   parser.add_option("-v", "--verbose",
     action="store_true", dest="verbose", default=False,
@@ -36,11 +36,12 @@ if __name__ == '__main__':
     help="specify how many participants we should wait for (default: %default)")
 
   (options, args) = parser.parse_args()
-  if len(args) != 3:
+  if len(args) != 4:
     parser.print_usage()
     sys.exit(1)
 
-  server, dest_verts, results_p_name = args
+  server, dest_verts, results_p_name, dimension = args
+  dimension = int(dimension)
 
   dest_verts = pickle.load(open(dest_verts, 'r'))
 
@@ -114,7 +115,13 @@ if __name__ == '__main__':
   receive_end = time.time()
   pbar.finish()
 
-  pickle.dump(results, open(results_p_name, 'w'))
+  # pickle.dump(results, open(results_p_name, 'w'))
+  o = open(results_p_name, 'w')
+  for i in results:
+    if dimension == 2:
+      o.write("%d %d %f %f %f %f %f %f %f\n" % (i[0], i[1], i[2][0], i[2][1], i[3], i[4], i[5], i[6], i[7]))
+    elif dimension == 3:
+      o.write("%d %d %f %f %f %f %f %f %f %f\n" % (i[0], i[1], i[2][0], i[2][1], i[2][2], i[3], i[4], i[5], i[6], i[7]))
 
   submit  = submit_end - submit_start
   receive = receive_end - receive_start