Predicate: 点头
Roleset id: 点头.01, nod, to lower and raise the head or to express by nodding Source: nod.01 (nod.01)
Roles:
       
A0:
entity with a bobbing head, agent
       
A1:
thing expressed by nodding
Example:
       
。 你 点头 了 哪 一 块儿
       
A0: 你
       
Rel: 点头
       
A1: 一