Question:
Uniquely in the history of Great Powers, the United States defines its greatness not as an ability to dominate others but as an ability to work with others in the interest of the international community.

Does it follow that "The UK defines its greatness by the ability to work with others."?
Answer:
no

Question:
I like your uncle, Tommy, said Tuppence, hastily creating a diversion.

Does it follow that "Tuppence created a distraction by saying that she liked Tommy's uncle."?
Answer:
yes

Question:
Spain's Golden Triangle of Art is concentrated on the elegant but busy Paseo del Prado, between Puerta del Sol and Retiro Park.

Does it follow that "Their is a famous art district in the upscale area of Paseo del Prado in Spain."?
Answer:
yes

Question:
where to start

Does it follow that "What is the beginning point?"?
Answer:
yes