reserved(template)operator(<) reserved(typename) ident(T) operator(>)
ident(T) ident(plus)operator(() directive(const) operator(&)ident(T) ident(x) operator(\))
operator({)
  reserved(return) operator(-)ident(x)operator(;)
operator(})

reserved(template)operator(<) reserved(typename) ident(T) operator(>)
reserved(class) class(image)
operator({)
directive(public)operator(:)
  ident(image)operator(() directive(const) ident(image)operator(<) ident(T) operator(>) operator(&)ident(_image) operator(\)) operator({})
operator(};)