Question: Where is the headquarter located of which John Claiborne was an early president?

<P0-S0> John W. Claiborne III (born 1939) is a former front-office executive in American Major League Baseball who also was an early president of the New England Sports Network (NESN), a regional cable television network primarily (80 percent) owned by the Boston Red Sox that telecasts Red Sox baseball and Boston Bruins National Hockey League games. <SEP> <P1-S0> John Byington (1798–1887) was a Seventh-day Adventist minister and the first president of the General Conference of Seventh-day Adventists. <P1-S1>  His father, Justus, was a soldier in the American Revolutionary War, an itinerant Methodist Episcopal preacher, and later one of the founders of the Methodist Protestant Church, becoming an early president of its Vermont Conference. <P1-S2>  At 7 years of age John first came under the conviction of sin, and at 18 (1816) was converted. <P1-S3>  He became active in Methodist laity work, but at 21 years of age his health failed, and for three years he suffered depression. <P1-S4>  He returned to work dividing his time between farming and preaching. <SEP> <P2-S0> NESN (New England Sports Network) is an American regional sports cable and satellite television network that is owned by a joint venture of Fenway Sports Group (which owns a controlling 80% interest, and is the owner of Boston Red Sox and Liverpool Football Club) and Delaware North (which owns the remaining 20% interest in the network, and owns the Boston Bruins and the TD Garden). <P2-S1>  Headquartered in Watertown, Massachusetts, the network is primarily carried on cable providers throughout New England (except in Fairfield County, Connecticut, which is part of the greater New York City media market). <P2-S2>  NESN is also distributed nationally on satellite providers DirecTV and Dish Network and as NESN National via select cable providers. <P2-S3>  NESN is also on PlayStation Vue at the same areas it is broadcast on cable. <SEP> <P3-S0> John Chester (August 17, 1785 – January 12, 1829) was the second president of Rensselaer Polytechnic Institute. <P3-S1>  He was born in Wethersfield, Connecticut in August 1785. <P3-S2>  He was the son of John and Elizabeth Chester. <P3-S3>  He graduated from Yale College in 1804. <P3-S4>  He studied theology under Dr. Joseph Lyman of Hatfield, Massachusetts and received a license to preach in 1807 from the Hartford Association College. <P3-S5>  He first preached in several towns in Massachusetts and Connecticut and then moved to New York State, where he first preached in Cooperstown, New York and between 1810 and 1815 in Hudson, New York. <P3-S6>  Chester was elected a member of the American Antiquarian Societyin 1814. <P3-S7>  In 1815, he moved to Albany, New York where he was pastor of the Second Presbyterian Church. <P3-S8>  He was a founder and an early president of the Albany Female Academy, which became the Albany Academy for Girls and was also a trustee of The Albany Academy. <P3-S9>  He received the degree of Doctor of Divinity in 1821 from Union College. <P3-S10>  He was appointed president of Rensselaer on June 25, 1828. <P3-S11>  He died in Philadelphia on January 12, 1829.