### Instruction:

Extract the cause and effect entities from the following sentence:
During the logical system design phase, a logical data system (all system components and their relationships) will be constructed and validated

### Assistant:

KEYWORD: During
VARIABLE: a logical data system
CAUSE_1: the logical system design phase
CONDITION: validated
AND: and
NOT_RELEVANT: (all system components and their relationships)
EFFECT_1: will be constructed
EFFECT_2: validated

