*SUPPORT*
IN: kiki wif dax OUT: YELLOW GREEN YELLOW GREEN
IN: zup lug fep OUT: PURPLE RED
IN: zup tufa kiki OUT: RED YELLOW
IN: kiki zup zup OUT: YELLOW RED RED
IN: kiki zup tufa fep OUT: YELLOW RED PURPLE
IN: wif tufa zup OUT: GREEN RED
IN: kiki lug zup OUT: RED YELLOW
IN: kiki tufa zup OUT: YELLOW RED
IN: wif tufa fep OUT: GREEN PURPLE
IN: fep lug fep OUT: PURPLE PURPLE
IN: fep tufa zup OUT: PURPLE RED
IN: zup zup lug fep dax OUT: RED PURPLE RED RED PURPLE RED
IN: kiki tufa fep dax OUT: YELLOW PURPLE YELLOW PURPLE
IN: zup OUT: RED

*QUERY*
IN: wif lug zup OUT: RED GREEN
IN: kiki wif tufa wif OUT: YELLOW GREEN GREEN
IN: fep OUT: PURPLE
IN: kiki zup lug kiki OUT: YELLOW YELLOW RED
IN: fep tufa fep dax OUT: PURPLE PURPLE PURPLE PURPLE
IN: kiki lug kiki OUT: YELLOW YELLOW
IN: wif OUT: GREEN
IN: kiki tufa fep OUT: YELLOW PURPLE
IN: wif fep kiki OUT: GREEN PURPLE YELLOW
IN: wif lug fep OUT: PURPLE GREEN

*GRAMMAR*
kiki -> YELLOW 
 zup -> RED 
 fep -> PURPLE 
 wif -> GREEN 
 x1 dax -> [x1] [x1] 
 u1 lug u2 -> [u2] [u1] 
 u1 tufa u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 