### Instruction:

Extract the cause and effect entities from the following sentence:
The TMT Observatory OB shall contain all the user-specific information necessary for executing and scheduling an observation

### Assistant:

VARIABLE: an observation
CONDITION: scheduling
KEYWORD: for
AND: and
CAUSE_1: The TMT Observatory OB shall contain all the user-specific information necessary
EFFECT_1: executing
EFFECT_2: scheduling an observation

