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

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

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