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

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

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