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

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

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