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

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

*GRAMMAR*
lug -> BLUE 
 wif -> PURPLE 
 kiki -> PINK 
 fep -> RED 
 x1 dax x2 -> [x2] [x1] 
 u1 gazzer -> [u1] [u1] 
 x1 tufa x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 