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

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

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