### Instruction:

Extract the cause and effect entities from the following sentence:
In addition, this ensures that back-up capabilities, such as back-up flight software, maintain the same-level of tolerance to human error as the primary system

### Assistant:

NOT_RELEVANT: such as back-up flight software
CAUSE_1: this
EFFECT_1: maintain the same-level of tolerance to human error as the primary system
KEYWORD: ensures that
VARIABLE: back-up capabilities
CONDITION: maintain the same-level of tolerance to human error as the primary system

