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

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

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