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

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

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