tree 9c1e78330f842c44d4c57bb06d225f56610f21a7
parent ce59cc3d5f78373830d0bd0b08d787611152abbb
author Chih-Hung Hsieh <chh@google.com> 1548458276 -0800
committer Chih-Hung Hsieh <chh@google.com> 1548461853 -0800

Clarify some syntax rules and examples.

Change-Id: I0e3a3653f2722f317e874821f24adc4fc63059ff