### Instruction:

Extract the cause and effect entities from the following sentence:
For example, the reader immediately knows that the attribute “wfp-l-Flight-- Plan-Name-RO1 A” is a referential attribute, because it has the ‘R’ tag “ROl A”

### Assistant:

NOT_RELEVANT: For example
VARIABLE: it
CONDITION: has the ‘R’ tag “ROl A”
KEYWORD: because
CAUSE_1: it has the ‘R’ tag “ROl A”
EFFECT_1: the reader immediately knows that the attribute “wfp-l-Flight-- Plan-Name-RO1 A” is a referential attribute

