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

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

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