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

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

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