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

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

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