*SUPPORT*
IN: fep dax fep OUT: BLUE BLUE
IN: zup dax zup OUT: RED RED
IN: fep tufa OUT: BLUE YELLOW
IN: fep kiki OUT: BLUE BLUE
IN: gazzer OUT: PINK
IN: gazzer kiki OUT: PINK PINK
IN: gazzer zup zup lug dax gazzer dax zup OUT: RED PINK PINK RED RED RED
IN: tufa OUT: YELLOW
IN: tufa lug OUT: YELLOW YELLOW
IN: tufa fep dax fep dax fep OUT: BLUE BLUE YELLOW BLUE
IN: fep tufa lug OUT: BLUE YELLOW YELLOW
IN: zup kiki dax tufa OUT: YELLOW RED RED
IN: gazzer lug OUT: PINK PINK
IN: fep dax zup OUT: RED BLUE

*QUERY*
IN: zup lug OUT: RED RED
IN: tufa tufa OUT: YELLOW YELLOW
IN: gazzer zup tufa lug OUT: PINK RED YELLOW YELLOW
IN: fep lug OUT: BLUE BLUE
IN: tufa tufa lug OUT: YELLOW YELLOW YELLOW
IN: fep tufa kiki OUT: BLUE YELLOW YELLOW
IN: zup OUT: RED
IN: fep dax gazzer OUT: PINK BLUE
IN: tufa zup lug OUT: YELLOW RED RED
IN: zup kiki OUT: RED RED

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