/Я language (β)/Primitives/Scope/

: ( i `AT` ii ) ~ ( ii `TA` i ) ~ ( Attribute i ii ) ~ ( Scope i ii )
: Supertype ( Scope i ii ) ~ ( i `AR__` ii `P` ( ii `AR` i ) )
: Supertype ( Reach i ii ) ~ ( Scope i ii )
> Scope : i `AR_` ii `P` ( ii `AR` i ) `AR___` Scope i ii

> `yai` : a o . Scope a _ `AR_____` a `TA____` o `AR____` Scope o _
> `yio` : a o . Scope _ a `AR_____` a `AT____` o `AR____` Scope _ o
> `yair` : a o . Scope a i `AR____` i `RA__` a
> `yior` : a o . Scope i o `AR____` i `AR__` o