The Dog (狗) is one of the 12-year cycle of animals which appear in the Chinese zodiac related to the Chinese calendar.
 The Year of the Dog is associated with the Earthly Branch symbol 戌.
 The character 狗 refers to the actual animal while 戌 refers to the zodiac animal.
The Chinese zodiac is a classification scheme that assigns an animal and its reputed attributes to each year in a repeating 12-year cycle.
 The 12-year cycle is an approximation to the 11.86-year orbital period of Jupiter, the largest planet of the solar system.
 It and its variations remain popular in several East Asian countries including China, Korea, Japan, and Mongolia, as well as in other Asian countries like Vietnam, Burma, Nepal, Bhutan, Sri Lanka, Cambodia, Laos and Thailand, along with the Buddhist calendar.
 According to the Chinese zodiac, 2017 is the year of the Rooster.
The Horse (馬 午) is one of the 12-year cycle of animals which appear in the Chinese zodiac related to the Chinese calendar.
 There is a long tradition of the horse in Chinese mythology.
 Certain characteristics of the Horse nature are supposed to be typical of or to be associated with either a year of the Horse and its events, or in regard to the personality of someone born in such a year.
 Horse aspects can also enter by other chronomantic factors or measures, such as hourly.
The Dragon () is one of the 12-year cycle of animals which appear in the Chinese zodiac related to the Chinese calendar.
 The Year of the Dragon is associated with the Earthly Branch symbol 辰, pronounced "chen".
The Rabbit (卯) is the fourth in the 12-year cycle of animals which appear in the Chinese zodiac related to the Chinese calendar.
 The Year of the Rabbit is associated with the Earthly Branch symbol 卯.
The Snake (蛇) is one of the 12-year cycle of animals which appear in the Chinese zodiac and related to the Chinese calendar, as well as in related East Asian zodiacal or calendrical systems.
 The Year of the Snake is associated with the Earthly Branch symbol .
The Monkey (猴) is the ninth of the 12-year cycle of animals which appear in the Chinese zodiac related to the Chinese calendar.
 The Year of the Monkey is associated with the Earthly Branch symbol 申.
The Rat (子) is one of the 12-year cycle of animals which appear in the Chinese zodiac related to the Chinese calendar.
 The Year of the Rat is associated with the Earthly Branch symbol 子.
The Ox (丑) is the 2nd of the 12-year cycle of animals which appear in the Chinese zodiac related to the Chinese calendar.
 The Year of the Ox is denoted by the Earthly Branch symbol 丑.
 The name is also translated into English as Cow.
The Tiger (寅) is one of the 12-year cycle of animals which appear in the Chinese zodiac related to the Chinese calendar.
 The Year of the Tiger is associated with the Earthly Branch symbol 寅.

Question: What is a classification scheme that assigns an animal and its reputed attributes to each year in a repeating 12-year cycle, which has the 2nd of the 12-year cycle of animals appear in it?
Answer: Chinese zodiac