Exchange (chess) to as a "recapture". Commonly, the word "exchange" is used when the pieces exchanged are of the same type or of about equal value, which is an "even exchange". According to chess tactics, a bishop and a knight are usually of about equal value. If the values of the pieces exchanged are not equal, then the player who captures the higher value of piece(s) can be said to be "up the exchange" or "wins the exchange", while the opponent who captures the lower value of piece(s) is "down the exchange" or "loses the exchange". Exchanges occur very frequently in chess,
When a white horse is not a horse way. Similarly with other terms, so that such words as 'horse' and 'white', being used to designate both the concrete particular and the abstract universal, thus hold two values. However, there are no contemporary histories of Chinese philosophy that subscribe to Feng Youlan's interpretation. Other philosophers and sinologists who have analyzed the dialogue include Graham, Hansen, Harbsmeier, Thompson, and Van Norden. In the Chinese philosophical tradition, the "Baima Lun"'s significance is evident from how many Chinese classic texts directly or indirectly discuss it. The "Liezi", which lists and criticizes the paradoxes of Gongsun Long as "perversions of reason and sense",