### Instruction:

Extract the cause and effect entities from the following sentence:
MR-PERF-255 An extended FoV of ≥ 20’’ (half angle) in the spatial direction of each science channel shall enable the monitoring of the background (e.g. zodiacal and thermal background but also detector dark current) using off-source pixels (TBC)

### Assistant:

NOT_RELEVANT: (TBC)
VARIABLE: the spatial direction of each science channel
CONDITION: using off-source pixels
CAUSE_1: An extended FoV of ≥ 20’’
EFFECT_1: shall enable the monitoring of the background
KEYWORD: in
CAUSE_2: the spatial direction of each science channel
CAUSE_3: using off-source pixels

