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

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

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