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

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

*GRAMMAR*
fep -> PURPLE 
 lug -> RED 
 dax -> BLUE 
 kiki -> YELLOW 
 x1 tufa x2 -> [x2] [x1] 
 u1 zup -> [u1] [u1] 
 x1 blicket -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 