### Instruction:

Extract the cause and effect entities from the following sentence:
Human- in-the-loop demonstration/test is performed for complex interfaces or operations that are difficult to verify through modeling analysis, such as physical accommodation for crew ingress and egress

### Assistant:

EFFECT_1: Human- in-the-loop demonstration/test is performed
KEYWORD: for
CAUSE_2: operations
NOT_RELEVANT: such as physical accommodation for crew ingress and egress
VARIABLE: complex interfaces
CONDITION: are difficult to verify through modeling analysis
OR: or
CAUSE_1: complex interfaces

