Update README.md

README.md

@@ -112,9 +112,9 @@ its specific structure.](https://www.jmlr.org/papers/volume18/14-467/14-467.pdf)
 * ![c](https://img.shields.io/badge/**-c-blue.svg): indicates the **competitive** or **de
   facto** BBO version for *low- or medium-dimensional* problems (though it may also work
   well under some certain LSO circumstances),
-* ![b](https://img.shields.io/badge/*-b-lightgrey.svg): indicates the **baseline** BBO version
-  mainly for *theoretical* and/or *educational* interest, owing to its algorithmic simplicity
-  (usually relative ease to mathematical analyze).
+* ![b](https://img.shields.io/badge/*-b-lightgrey.svg): indicates the **baseline** BBO
+  version mainly for *theoretical* and/or *educational* interest, owing to its algorithmic
+  simplicity (relative ease for mathematical analysis).
 
 Note that this above classification based on only the dimension of objective function is *just a
 very rough* estimation for **algorithm selection**. In practice, perhaps the **simplest** way to