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

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

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