The left column contains Web search results. The right column contains question entity pages from Wikipedia.

Web search results	Question entity pages
Bertrand Arthur William Russell - Kent State University www.personal.kent.edu/~rmuhamma/Philosophy/bertrandRussell.html Bertrand Russell, British philosopher, ... His Principia Mathematica coauthored with A. N. Whitehead, ... Principia Mathematica - Vol. II. (With A. N. Whitehead.)	Philosopher - Wikipedia https://en.wikipedia.org/wiki/Philosopher
Bertrand Russell (1872–1970): calibrating the scientific ... https://www.researchgate.net/profile/Sachi_Sri_Kantha/publication/... Bertrand Russell (1872–1970): ... volume Principia Mathematica, written with A. N. Whitehead, ... 1910–13 Principia Mathematica ...	Principia Mathematica - Wikipedia https://en.wikipedia.org/wiki/Principia_Mathematica
About Bertrand Russell – The Bertrand Russell Society bertrandrussell.org/about-bertrand-russell About Bertrand Russell. ... Principia Mathematica (with A.N. Whitehead), ... (1872-1970) and how his contributions relate to today’s world. ...	Alfred North Whitehead - Wikipedia https://en.wikipedia.org/wiki/Alfred_North_Whitehead
Russell and Whitehead - 20th Century Mathematics - The ... www.storyofmathematics.com/20th_russell.html ... Russell and Whitehead. ... (1872-1970) and A.N. Whitehead ... But Russell's magnum opus was the monolithic “Principia Mathematica”, ...