{"ast_node_type":"other","tokens":[{"end":94,"kind":"keyword","start":0,"text":"Substitution,"}]}
    Substitution, TraitEnvironment, TraitRef, TraitRefExt, Ty, TyBuilder, TyKind, WhereClause,
    LifetimeOutlives, PolyFnSig, ProgramClause, QuantifiedWhereClause, QuantifiedWhereClauses,
    all_super_traits,