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

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

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