### Instruction:

Extract the cause and effect entities from the following sentence:
If a new user begins to synchronize data on this GTIN after the original effective date, the effective date = the publication date for the new user

### Assistant:

KEYWORD: If
VARIABLE: the original effective date
CONDITION: = the publication date for the new user
CAUSE_1: a new user begins to synchronize data on this GTIN
CAUSE_2: the original effective date
EFFECT_1: the effective date = the publication date for the new user
NEGATION: after

