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

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

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