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

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

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