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

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

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