| NCopy of loc * string * NUri.uri * (NUri.uri * NUri.uri) list
| NCoercion of loc * string * bool *
(nterm * nterm * (string * nterm) * nterm) option
| NCopy of loc * string * NUri.uri * (NUri.uri * NUri.uri) list
| NCoercion of loc * string * bool *
(nterm * nterm * (string * nterm) * nterm) option