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

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

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