### Instruction:

Extract the cause and effect entities from the following sentence:
During the uncrewed period, the cabin may be very dry with a dew point less than 4C (39F) at lowest allowable temperature

### Assistant:

KEYWORD: During
CAUSE_1: the uncrewed period
EFFECT_1: at lowest allowable temperature
NOT_RELEVANT: (39F)
VARIABLE: the cabin
CONDITION: at lowest allowable temperature

