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

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

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