Example:
Grammar for Additive & Multiplicative
 Arithmetic Expressions
lThe root is A.
lThe terminals are {a, b, c, +, *}.
lThe productions are:
lA ¨ M + A  |  M 
lM ¨ V * M  |  V
lV ¨ a  |  b  |  c
lIntuitive rule: Operator Òfarther from the rootÓ binds more tightly