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

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

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