Scope note:
This property identifies an E90 Symbolic Object carried by an instance of E18 Physical Thing.
Examples:
- Matthew's paperback copy of Reach for the Sky (E84) carries the text of Reach for the Sky (E73)
In First Order Logic:
P128(x,y) ⊃ E18(x)
P128(x,y) ⊃ E90(y)
P128(x,y) ⊃ P130(x,y)