Loop through exec array to build list of delims
Loop through exec array to build list of delims

Except any of the possible answers if they have all
of the grammar elements correct.

See #187

ddmck/Quill-Grammar,ddmck/Quill-Grammar,empirical-org/Quill-Grammar,ddmck/Quill-Grammar,empirical-org/Quill-Grammar,empirical-org/Quill-Grammar