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

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

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