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

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

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