unmask.01
frames-  Right now [ARG0  about a dozen laboratories , in the U.S. , Canada and Britain ,]  are racing *-1 to [rel  unmask]  [ARG1  other suspected tumor-suppressing genes]  .
 -  [ARGM-LOC  In the film classic `` Twelve Angry Men]  , '' [ARG0  the crucible of deliberations]  [rel  unmasks]  [ARG1  each juror 's bias]  and purges it from *-1 playing a role in the verdict .