clean up E0201 explanation
diff --git a/src/librustc_error_codes/error_codes/E0201.md b/src/librustc_error_codes/error_codes/E0201.md
index bdbf02f..0e1a7b7 100644
--- a/src/librustc_error_codes/error_codes/E0201.md
+++ b/src/librustc_error_codes/error_codes/E0201.md
@@ -1,7 +1,7 @@
-It is an error to define two associated items (like methods, associated types,
-associated functions, etc.) with the same identifier.
+Two associated items (like methods, associated types, associated functions,
+etc.) were defined with the same identifier.
-For example:
+Erroneous code example:
```compile_fail,E0201
struct Foo(u8);
