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

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

*GRAMMAR*
zup -> PINK 
 gazzer -> GREEN 
 kiki -> BLUE 
 wif -> PURPLE 
 u1 fep -> [u1] [u1] 
 x1 tufa u1 -> [x1] [u1] 
 x1 lug x2 -> [x2] [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 