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

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

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