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

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

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