Question: Edwin Brockholst Livingston was related to the lawyer known by what nickname?

Context paragraphs:
Henry Brockholst Livingston: Henry Brockholst Livingston (November 25, 1757 – March 18, 1823) was an American Revolutionary War officer, a justice of the New York Court of Appeals and eventually an Associate Justice of the Supreme Court of the United States.

Edwin Brockholst Livingston: Edwin Brockholst Livingston (1852-1929) was an amateur historian.  His lifetime work was the research and publication of the genealogy of the Scottish Livingston family of Callendar, and the offshoots of the family that sought their fortune in colonial America.  These included, Robert “the Founder”, Governor William Livingston of New Jersey and his brother Philip who was a signer of the Declaration of Independence, Judge Robert R. Livingston of Clermont and his son, plus Edward Livingston, the friend and adviser of Andrew Jackson.

Pat Maloney Sr.: Pat Maloney Sr. (August 9, 1924–September 11, 2005), also known as PM, was an American trial lawyer.  Based in San Antonio, Texas, Maloney was a "firebrand plaintiffs' lawyer known as the king of torts."  During his 50-year career, he won verdicts of $1 million or more in 100 cases, and won the first million-dollar verdict in the history of San Antonio.

Zhang Kai (lawyer): Zhang Kai (Chinese: 张凯; pinyin: Zhāng Kǎi) is a human rights lawyer known for defending churches in China that were being forced to remove their crosses and crucifixes.  He is also known for representing or campaigning on behalf of the disadvantaged, such as Feng Jianmei, a woman forced by government authorities to have an abortion in 2012.

Peter E. Fleming Jr.: Peter E. Fleming Jr. (August 18, 1929 – January 14, 2009) was a criminal-defense lawyer known for his A-list roster of clients.

Liberty Hall (New Jersey): The Liberty Hall Museum in Union, Union County, New Jersey, United States, is an American historic site.  Built in 1772 as a fourteen-room Georgian-style house, Liberty Hall stands today a fifty-room Victorian Italianate mansion.  Liberty Hall has been home to many historical figures and was the home of William Livingston, the first Governor of New Jersey, who served from 1776 to 1790; United States Supreme Court Justice Henry Brockholst Livingston; the Kean political dynasty, including Susan Livingston Kean, widow of Continental Congress delegate John Kean, United States Senator and Congressman John Kean, and Captain John Kean, son of United States Senator Hamilton Fish Kean; and, in its first year of occupancy, future Treasury Secretary Alexander Hamilton.  Liberty Hall has had visitors of such stature as George Washington, Martha Washington, Lewis Morris, Marquis de Lafayette, Elias Boudinot, and John Jay, the latter of whom was married there.

Robert R. Livingston (chancellor): Robert Robert Livingston (November 27, 1746 (Old Style November 16) – February 26, 1813) was an American lawyer, politician, diplomat from New York, and a Founding Father of the United States.  He was known as "The Chancellor", after the high New York state legal office he held for 25 years.  He was a member of the Committee of Five that drafted the Declaration of Independence, along with Thomas Jefferson, Benjamin Franklin, John Adams, and Roger Sherman.

Charles Molloy (lawyer): Charles Molloy (1640 – 1690) was an Irish lawyer known as a writer on maritime law.

Avvy Go: Avvy Yao-Yao Go {'1': ", '2': ", '3': ", '4': "} (1963, Hong Kong) is a Canadian lawyer known for her work advocating on behalf of immigrant and racialized communities in Canada.  In 2014 she was appointed to the Order of Ontario.

Kip-Beekman-Heermance Site: Kip-Beekman-Heermance Site is a historic archaeological site located at Rhinebeck, Dutchess County, New York.  The site includes the ruins of the Kip-Beekman-Heermance House built 1700 by Hendrick Kip, Patentee.  It was also the home of Col. Henry Beekman, Jr. later of his Grandson Col. Henry Brockholst Livingston (1757 - 1823).  It was destroyed by fire in the early 20th century.  The house was of such local prominence that Franklin Delano Roosevelt based the design of the Rhinebeck Post Office on the manor house and used the ruins for the stone construction of the building.

Supporting paragraphs: Edwin Brockholst Livingston Robert R. Livingston (chancellor)
Answer: The Chancellor