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

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

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