'morning',0000,1200
'afternoon',1200,1800
'evening',1800,2000
'day',600,1800
'night',1800,2400
'night',000,600
'early morning',0000,800
'mid-morning',800,1000
'late morning',1000,1200
'early afternoon',1200,1400
'mid-afternoon',1400,1600
'late afternoon',1600,1800