silence.01
frames-  [ARGM-TMP  In the past 10 years]  [ARG1  about 50 journalists]  have been [rel  silenced]  *-1 [ARGM-TMP  forever]  , murdered *-1 .
-  The problem , however , is that GM 's moves are coming at a time when [ARG0  UAW leaders]  are trying *-2 to [rel  silence]  [ARG1  dissidents who *T*-1 charge 0 the union is too passive in the face of GM layoffs]  *T*-3 .