* When and why was it built?
This pavilion didnt belong to the temple original architecture. It just was built by the end of 18th century, when the Nguyen king carried out the last restoration in this temple before moving the capital to Hue.
Theres also a temple of literature in Hue. Its much smaller than this one but the architecture an purpose are exactly the same.
Now we use this pavilion as the symbol of Hanoi. You can see it on every street signs.
* The names meaning? How does it represent for the Yin Yang concept?
Khue Van Cac means Constellation of literature pavilion. The pavilion is rich in the complementary symbolism of yin- yang. They are high and low, square and circle.The Legs mansion [Venus] is one of the western mansions of the White Tiger with 16 stars shaped into the form of the word literature in Chinese. Therefore Khue Van pavillion is considered as a symbol of Hanoi, intellectuals and a symbol of the capital with thousand years of civilization.
* The relationship between this pavillion and the two small gates at the previous section?
In order for the student to pass through the gate to the next level of knowledge, the virtue and talent of the first stage must be joined to excellence in literary expression.