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

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

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