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

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

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