### Instruction:

Extract the cause and effect entities from the following sentence:
All persons, issued with a passport, shall be made aware of its purpose and of the need to present it on site, when required

### Assistant:

CAUSE_1: All persons, issued with a passport
EFFECT_1: shall be made aware of its purpose
EFFECT_2: of the need to present it on site
NOT_RELEVANT: when required
AND: and
VARIABLE: All persons
CONDITION: of the need to present it on site

