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

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

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