In this task you will be given a text passage from a trivia quiz. You should choose the category this question belongs to from these categories: History, Science, Social Science, Fine Arts, Literature. You can only choose one category, so if in doubt, please choose the closest match.

[EX Q]: This reaction is combined with an aldol condensation to produce cyclohexenones in a process named for Robinson, and a variation of this uses silyl ethers and titanium tetrachloride, in a reaction named also for Mukaiyama. In a process analogous to this reaction, performed with simple ketones, the equilbrium is shifted towards the reagents, unlike in the Claisen and aldol condensations, necessitating the use of an enolate in conjugate addition to produce the 1,4-addition. For 10 points, what is this reaction named for an American chemist, which consists of the addition of a carbanion to an alpha, beta unsaturated carbonyl
[EX A]: Science

[EX Q]: This dynasty continued a system in which one month out of every five was given to military service by those who lived within 500 li of the capital; that was the Fubing system. A Buddhist savings bank stocked by donations was liquidated during this dynasty and was called the "Inexhaustible Treasury." Governors known as "jiedushi" first sprang up during this period under emperor (*) Xuanzong. A major insurrection during this dynasty ended after Shi Chaoyi killed himself. This dynasty was interrupted by the second Zhou dynasty when Ruizong announced that his mother, Wu Zetian, would be emperor. For 10 points, name this Chinese dynasty that lasted from 618 until 907 and faced the An Lushan rebellion.
[EX A]: History

[EX Q]: A white wrapped bouquet of flowers is on the ground next to a little girl, who is smelling flowers and sitting next to her mother. A dog with a cross on its collar frolics near the bottom of this painting, and next to it is a small monkey on a leash. A man in a top hat sits on a (*) shore in this painting next to a blue-capped man smoking a pipe, and he's clutching a curved cane, while in the distance a boat contains four white clad people rowing, which is shown under the arching branches of the several trees that frame the top of this painting. Several of the people in this painting have umbrellas, but none of them have defined faces. For ten points, identify this Pointilist depiction of a social gathering in the title location, which was executed by Georges Seurat.
[EX A]:
Fine Arts