diff --git a/gmap2gph b/gmap2gph
new file mode 100755
index 0000000..da888da
--- /dev/null
+++ b/gmap2gph
@@ -0,0 +1,5 @@
+#!/bin/sed -rf
+
+/^(.)([^	]*)	([^	]*)	([^	]*)	([^	]*)$/{
+	s//\[\1|\2|\3|\4|\5\]/
+}