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

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

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