### Instruction:

Extract the cause and effect entities from the following sentence:
Audio/Video Synchronization with the Gateway onboard clock can occur at the source or on the ground depending on implementation

### Assistant:

KEYWORD: depending on
CAUSE_1: implementation
EFFECT_1: Audio/Video Synchronization with the Gateway onboard clock can occur at the source
OR: or
EFFECT_2: on the ground
VARIABLE: implementation
CONDITION: on the ground


### END
