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

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

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