### Instruction:

Extract the cause and effect entities from the following sentence:
A “middle-out” approach was adopted to identify high-level requirements applicable to L–DACS

### Assistant:

VARIABLE: high-level requirements applicable to L–DACS
CONDITION: to identify
EFFECT_1: to identify high-level requirements applicable to L–DACS
CAUSE_1: A “middle-out” approach was adopted


### END
