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

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

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