### Instruction:

Extract the cause and effect entities from the following sentence:
If the user has not registered, he/she should be able to do that on the log-in page

### Assistant:

CAUSE_1: the user has not registered
EFFECT_1: he/she should be able to do that on the log-in page
KEYWORD: If
NEGATION: has not
CONDITION: should be able to do that on the log-in page
VARIABLE: he/she

