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

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

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