Sentence:  The State Ballet of Rhode Island , the first incorporated group , was formed for the purpose of <WSD>extending</WSD> knowledge of the art of ballet in the Community , to promote interest in ballet performances , to contribute to the cultural life of the State , and to provide opportunity for gifted dance students who , for one reason or another , are unable to pursue a career and to develop others for the professional state ; And now , therefore , do I , John A. Notte , Jr. , Governor of the State of Rhode Island and Providence Plantations , proclaim the week of Monday , November 13 , 1961 , as the State Ballet of Rhode Island Week , requesting all Rhode Islanders to give special attention to this unusual event which should contribute to the cultural life of the State . 
Meaning of the word marked with <WSD> tags:  extend in scope or range or area