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

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

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