Predicate: affaiblir
Roleset id: affaiblir.01, weaken, make or become weaker, making or becoming weaker Source: weaken.01 (weaken.01)
Roles:
       
A0:
causal agent
       
A1:
thing weakening
       
A2:
EXT
       
A3:
start point
       
A4:
end point
Example:
       
On peut les affaiblir petit à petit .
       
A0: On
       
A1: les
       
Rel: affaiblir
       
AM-EXT: petit à petit