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

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

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