pub type QuadRef<'a, T, B, L> = Quad<Cow<'a, Id<T, B>>, Cow<'a, Id<T, B>>, Term<Id<T, B>, L>, &'a Id<T, B>>;Aliased Type§
pub struct QuadRef<'a, T, B, L>(pub Cow<'a, Id<T, B>>, pub Cow<'a, Id<T, B>>, pub Term<Id<T, B>, L>, pub Option<&'a Id<T, B>>);Tuple Fields§
§0: Cow<'a, Id<T, B>>§1: Cow<'a, Id<T, B>>§2: Term<Id<T, B>, L>§3: Option<&'a Id<T, B>>