Sentence:  Several signers affixed their names , it was learned , after being told that no tax increase would be possible without consent of the General Assembly and that a provision could be <WSD>included</WSD> in the charter to have the town take over the Johnston Sanitary District sewer system . 
Meaning of the word marked with <WSD> tags:  add as part of something else; put in as part of a set, group, or category