Updated How to use Lark (markdown)

How-to-use-Lark.md

@@ -25,7 +25,7 @@ Here is some mock usage of them. You can see a real example in the [[examples]]
 ```python
 from lark import Lark, Transformer
 
-parser = Lark("""start: rules and more rules
+gramamr = """start: rules and more rules
 
              rule1: other rules AND TOKENS
                   | rule1 "+" rule2             -> add
@@ -35,7 +35,9 @@ parser = Lark("""start: rules and more rules
 
               TOKEN1: "a literal"
               TOKEN2: TOKEN1 "and literals"
-              """, start="ebnf")
+              """
+
+parser = Lark(grammar)
 
 tree = parser.parse("some input string")