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

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

*GRAMMAR*
kiki -> PINK 
 wif -> GREEN 
 dax -> PURPLE 
 zup -> RED 
 u1 fep x1 -> [u1] [x1] [x1] [u1] [x1] 
 x1 tufa u1 -> [u1] [x1] 
 u1 lug u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 