Update README.md

README.md

@@ -71,7 +71,7 @@ An span extraction-based (see Data Structure for more details) example of 'test'
 }
 ```
 
-An equence labeling-based (see Data Structure for more details) example of 'test' looks as follows:
+An sequence labeling-based (see Data Structure for more details) example of 'test' looks as follows:
 ```
 {
   "content": "Thối CC chỉ không ngửi đuợc thôi",