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

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

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