As part of its mission within the state's civil justice community, Columbia Legal Services is responsible for providing lowincome people in Washington State with the ability to define, assert, promote and enforce a full range of legal rights within Washington's civil justice system.
Columbia Legal Services isn't responsible for anything in Washington State. 
mnli hypothesis: Columbia Legal Services isn't responsible for anything in Washington State.  premise: As part of its mission within the state's civil justice community, Columbia Legal Services is responsible for providing lowincome people in Washington State with the ability to define, assert, promote and enforce a full range of legal rights within Washington's civil justice system.