\begin{tabbing}
$\forall$${\it es}$:ES, $L$:(Id List).
\\[0ex]fischer($L$)
\\[0ex]$\Rightarrow$ \=($\forall$$e$:E, $j$:Id.\+
\\[0ex]Newround($e$)
\\[0ex]$\Rightarrow$ ($j$ $\in$ $L$)
\\[0ex]$\Rightarrow$ ($\neg$($j$ = loc($e$)))
\\[0ex]$\Rightarrow$ (loc(the rcv(free message from $e$ to $j$)) = $j$))
\-
\end{tabbing}