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

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

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