Scope note:
This property qualifies the end of an E52 Time-Span in some way.
The nature of the qualification may be certainty, precision, source etc.
Examples:
- the time-span of the Holocene (E52) end is qualified by approximately (E62)
In First Order Logic:
P80(x,y) ⊃ E52(x)
P80(x,y) ⊃ E62(y)
P80(x,y) ⊃ P3(x,y)