### Instruction:

Extract the cause and effect entities from the following sentence:
To meet the user needs of a harmonised format (REQ-16-33: Establish a single file specification covering all metadata requirements) a distinction needs to be made between the tier of data this refers to

### Assistant:

CONDITION: needs to be made between the tier of data this refers to
VARIABLE: a distinction
NOT_RELEVANT: (REQ-16-33: Establish a single file specification covering all metadata requirements)
EFFECT_1: To meet the user needs of a harmonised format
CAUSE_1: a distinction needs to be made between the tier of data this refers to

