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

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

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