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

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

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