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

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

*GRAMMAR*
dax -> PINK 
 fep -> PURPLE 
 lug -> YELLOW 
 wif -> GREEN 
 u1 kiki u2 -> [u1] [u2] 
 x1 zup -> [x1] [x1] 
 x1 tufa -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 