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

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

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