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

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

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