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

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

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