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

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

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