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

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

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