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

*QUERY*
IN: kiki OUT: PURPLE
IN: lug tufa zup OUT: BLUE RED BLUE
IN: lug gazzer lug tufa lug OUT: RED RED RED RED
IN: fep gazzer kiki OUT: PURPLE GREEN
IN: fep gazzer fep tufa lug OUT: RED GREEN GREEN RED
IN: fep gazzer lug OUT: RED GREEN
IN: lug gazzer kiki OUT: PURPLE RED
IN: zup zup OUT: BLUE BLUE
IN: fep blicket OUT: GREEN GREEN GREEN GREEN GREEN GREEN
IN: fep fep gazzer zup tufa zup OUT: BLUE GREEN BLUE GREEN BLUE

*GRAMMAR*
zup -> BLUE 
 lug -> RED 
 kiki -> PURPLE 
 fep -> GREEN 
 u1 gazzer u2 -> [u2] [u1] 
 x1 tufa u1 -> [u1] [x1] [u1] 
 x1 blicket -> [x1] [x1] [x1] [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 