### Instruction:

Extract the cause and effect entities from the following sentence:
If the gaseous nitrogen supply is connected to the ECS duct system, ECS shall include the capability of monitoring the oxygen content in the ducting

### Assistant:

KEYWORD: If
VARIABLE: ECS
CONDITION: shall include the capability of monitoring the oxygen content in the ducting
EFFECT_1: ECS shall include the capability of monitoring the oxygen content in the ducting
CAUSE_1: the gaseous nitrogen supply is connected to the ECS duct system

