std::experimental::ranges::IndirectlyMovableStorable

template< class In, class Out >

concept bool IndirectlyMovableStorable =
    IndirectlyMovable<In, Out> &&
    Writable<Out, ranges::value_type_t<In>> &&
    Movable<ranges::value_type_t<In>> &&
    Constructible<ranges::value_type_t<In>, ranges::rvalue_reference_t<In>> &&

    Assignable<ranges::value_type_t<In>&, ranges::rvalue_reference_t<In>>;