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

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

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