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

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

*GRAMMAR*
kiki -> PURPLE 
 wif -> GREEN 
 blicket -> BLUE 
 dax -> YELLOW 
 u1 fep x1 -> [u1] [x1] 
 x1 tufa x2 -> [x1] [x2] 
 u1 lug u2 -> [u1] [u2] [u2] 
 u1 x1 -> [u1] [x1] 
 