diff --git a/pre_escape.sed b/pre_escape.sed
new file mode 100644
index 0000000000000000000000000000000000000000..c365e2732fbac0125e26a63250743e1f0f9473c2
--- /dev/null
+++ b/pre_escape.sed
@@ -0,0 +1 @@
+s/\\/¬/g