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

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

*GRAMMAR*
wif -> PINK 
 tufa -> YELLOW 
 dax -> GREEN 
 zup -> BLUE 
 x1 kiki x2 -> [x2] [x1] 
 u1 lug -> [u1] [u1] 
 x1 gazzer -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 