*SUPPORT*
IN: lug kiki kiki tufa OUT: GREEN RED RED RED
IN: kiki tufa dax OUT: RED RED RED RED
IN: lug lug tufa OUT: GREEN GREEN GREEN
IN: kiki tufa OUT: RED RED
IN: lug OUT: GREEN
IN: blicket lug lug dax OUT: BLUE GREEN GREEN BLUE GREEN GREEN
IN: fep dax OUT: PINK PINK
IN: kiki dax OUT: RED RED
IN: lug tufa OUT: GREEN GREEN
IN: lug fep dax dax OUT: GREEN PINK GREEN PINK GREEN PINK GREEN PINK
IN: fep fep tufa dax OUT: PINK PINK PINK PINK PINK PINK
IN: blicket lug OUT: BLUE GREEN
IN: fep blicket dax OUT: PINK BLUE PINK BLUE
IN: fep kiki tufa OUT: PINK RED RED

*QUERY*
IN: fep tufa OUT: PINK PINK
IN: blicket fep dax OUT: BLUE PINK BLUE PINK
IN: blicket OUT: BLUE
IN: kiki blicket kiki tufa dax OUT: RED BLUE RED RED RED BLUE RED RED
IN: kiki blicket fep tufa OUT: RED BLUE PINK PINK
IN: fep blicket fep tufa OUT: PINK BLUE PINK PINK
IN: kiki fep dax OUT: RED PINK RED PINK
IN: blicket tufa OUT: BLUE BLUE
IN: kiki OUT: RED
IN: fep OUT: PINK

*GRAMMAR*
fep -> PINK 
 blicket -> BLUE 
 lug -> GREEN 
 kiki -> RED 
 x1 zup x2 -> [x2] [x1] [x1] [x2] [x1] [x2] [x2] [x1] 
 x1 dax -> [x1] [x1] 
 u1 tufa -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 