See the marvellous http://www.mcsweeneys.net/articles/an-interactive-guide-to-ambiguous-grammar http://www.mcsweeneys.net/articles/an-interactive-guide-to-a...

See the marvellous http://www.mcsweeneys.net/articles/an-interactive-guide-to-ambiguous-grammar http://www.mcsweeneys.net/articles/an-interactive-guide-to-a... (discussed here at https://news.ycombinator.com/item?id=10449660 https://news.ycombinator.com/item?id=10449660)