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

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

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