### Instruction:

Extract the cause and effect entities from the following sentence:
Definition: Used to indicate the horizontal distance from the edge of the trade item to the center of the hole into which the peg is inserted when the trade item is displayed on a pegboard

### Assistant:

KEYWORD: when
VARIABLE: the trade item
CONDITION: Used to indicate the horizontal distance from the edge of the trade item to the center of the hole into which the peg is inserted
NOT_RELEVANT: Definition:
EFFECT_1: Used to indicate the horizontal distance from the edge of the trade item to the center of the hole into which the peg is inserted
CAUSE_1: the trade item is displayed on a pegboard

