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

*QUERY*
IN: kiki dax OUT: RED RED
IN: blicket OUT: PINK
IN: lug fep blicket OUT: PINK PURPLE PINK
IN: tufa fep kiki OUT: RED GREEN RED
IN: lug OUT: PURPLE
IN: blicket wif OUT: PINK PINK
IN: kiki fep lug OUT: PURPLE RED PURPLE
IN: kiki dax wif OUT: RED RED RED RED
IN: blicket fep kiki OUT: RED PINK RED
IN: blicket dax OUT: PINK PINK

*GRAMMAR*
lug -> PURPLE 
 tufa -> GREEN 
 kiki -> RED 
 blicket -> PINK 
 u1 dax -> [u1] [u1] 
 x1 wif -> [x1] [x1] 
 u1 fep u2 -> [u2] [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 