Ox is the close and Snake the start. Add Rooster at the middle and the three make Metal.
Together they turn to Water. Early summer and early autumn are 3 steps apart, mirrored across the line between Rat–Ox and Horse–Goat.
Snake is the start and Rooster the middle. Add Ox at the close and the three make Metal.
Water presses on Fire; 5 steps apart (lunar months 11, 4).
Wood feeds Fire, so Rabbit supports; 2 steps apart (lunar months 2, 4).
Fire feeds Earth, so Snake supports; 1 step apart (lunar months 3, 4).
Season, hour and direction all coincide (early summer, 9–11am, south-southeast). Rooster and Ox fill what is missing.
Both run on Fire; 1 step apart (lunar months 4, 5).
Fire feeds Earth, so Snake supports; 2 steps apart (lunar months 4, 6).
Fire feeds Earth, so Snake supports; 5 steps apart (lunar months 4, 9).
It completes when Monkey, the missing third, joins.
South-southeast against north-northwest, 9–11am against 9–11pm — and Fire against Water.