Question: Which counties do the majority of Thomas Harold Massie's voters live?
Context: Thomas Harold Massie (born January 13, 1971) is an American engineer and politician who has been the United States Representative for Kentucky's 4th congressional district since 2012. Thomas Harold Wood (11 June 1889 – 26 November 1965) was a Canadian Senator.  A Liberal, he was appointed to the Canadian Senate on 25 January 1949 on the recommendation of Louis St-Laurent.  He represented the Senate division of Regina, Saskatchewan until his death. Three referendums were held in Switzerland during 1894.  The first was held on 4 March on a federal resolution to amend the constitution regarding trade and commerce, and was rejected by a majority of voters and cantons.  The second was held on 3 June on a popular initiative on the right to work, and was rejected by a majority of voters and all cantons.  The third was held on 4 November 1894 on a popular initiative on a partial contribution to tariffs from the cantons, and was also rejected by a majority of voters and cantons. Thomas Harold Harmon (born December 16, 1948, at Lubbock, Texas) is an American baseball coach and a former minor league catcher and manager and Major League coach.  He was assistant coach of the University of Texas Longhorns men's varsity baseball team from 1989 to 2012. Kentucky's 4th congressional district is a congressional district in the U.S. state of Kentucky.  Located in the northeastern portion of the state, it is a long district that follows the Ohio River.  The majority of voters live in the booming suburban Cincinnati counties of Boone, Kenton and Campbell, which includes such suburbs as Fort Mitchell, Covington, Florence, Newport, and Fort Thomas.  It also stretches into the outer suburbs of Louisville (including a small portion of Louisville itself) and Lexington. Virginia's 53rd House of Delegates district is a legislative district in the U. S. State of Virginia.  40,039 of its voters live in Fairfax County, Virginia and 9,322 of its voters live in Falls Church, Virginia.  In 2017, Democrat Marcus Simon is defending his seat against independent challenger Mike Casey. Three referendums were held in Switzerland during 1895.  The first was held on 3 February on a popular initiative on a federal law on Swiss embassies abroad, and was rejected by a majority of voters.  The second was held on 29 September on a federal resolution on amending the constitution regarding the institution of a match monopoly, and was rejected by a majority of voters and cantons.  The third was held on 3 November on a constitutional amendment regarding the military, and was also rejected by a majority of voters and cantons. Oregon Ballot Measure 56 or House Joint Resolution 15 (HJR 15) is a legislatively referred constitutional amendment that enacted law which provides that property tax elections decided at May and November elections will be decided by a majority of voters who are voting in the relevant election.  It repealed the double majority requirement passed by the voters in the 1990s via Measures 47 and 50, which requires that, for non-general elections, all bond measures can pass only when a majority of registered voters turn out. Nicholas Amer, born Thomas Harold Amer (born 29 September 1923) in Tranmere, Birkenhead, Cheshire, is an English stage, film and television actor known for his performances in William Shakespeare's plays.  Amer made his professional debut in 1948 playing the part of Ferdinand in "The Tempest".  In his long career, Amer has played more than 27 different Shakespearean roles and toured to 31 different countries. Thomas Harold Werdel (September 13, 1905 – September 30, 1966) was a U.S. Representative from California.
Answer: Boone, Kenton and Campbell