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

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

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