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

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

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