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

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

*GRAMMAR*
kiki -> PINK 
 wif -> GREEN 
 fep -> PURPLE 
 lug -> BLUE 
 x1 gazzer x2 -> [x1] [x2] 
 u1 zup x1 -> [x1] [u1] 
 u1 tufa u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 