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

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

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