nbJetons = int(input())

for loop in range(nbJetons):
	jetonX = int(input())
	jetonY = int(input())

	if (jetonX >= 0 and jetonX <= 90) and (jetonY >= 0 and jetonY <= 70) and (jetonX >= 20 and jetonX <= 50 and jetonY >=20 and jetonY <= 45):
		z = "Zone jaune"
	if (jetonX >= 10 and jetonX <= 85) and (jetonY >= 10 and jetonY <= 55):
		z = "Zone bleue"


	print(z)