### Instruction:

Extract the cause and effect entities from the following sentence:
Business Rules: If the physical dimensions of the product change as a result of the promotion, then a new GTIN must be allocated

### Assistant:

NOT_RELEVANT: Business Rules:
KEYWORD: then
VARIABLE: a new GTIN
CONDITION: must be allocated
CAUSE_1: the physical dimensions of the product change as a result of the promotion
EFFECT_1: a new GTIN must be allocated

