### Instruction:

Extract the cause and effect entities from the following sentence:
The system requires a “back-end” private network environment in order to ensure that end-user operations (on the front-end) are not impeded by database backups, index propagations, or other large back-end data transfers

### Assistant:

KEYWORD: in order to ensure that
VARIABLE: The system
CONDITION: other large back-end data transfers
NOT_RELEVANT: (on the front-end)
EFFECT_1: are not impeded by database backups
CAUSE_1: The system requires a “back-end” private network environment
NEGATION: are not
OR: or
EFFECT_2: index propagations
EFFECT_3: other large back-end data transfers


### END
