embed 
 {{ tex-preamble
\renewcommand{\[[TEX_NAME_PREFIX]]grammartabular}[1]
  {\begin{minipage}{\columnwidth}\begin{tabular}{ll}#1\end{tabular}\end{minipage} }
\renewcommand{\[[TEX_NAME_PREFIX]]rulehead}[3]
  {$#1$  $#2$ & $#3$}
\renewcommand{\[[TEX_NAME_PREFIX]]prodline}[6]
  { \quad $#1$ \ $#2$ & \quad $#3 #4$  $#5$  $#6$}
\renewcommand{\[[TEX_NAME_PREFIX]]interrule}
  {\\[2.0mm]}
 }}
