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

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

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