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

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

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