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

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

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