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

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

*GRAMMAR*
tufa -> BLUE 
 kiki -> PURPLE 
 lug -> RED 
 fep -> GREEN 
 u1 dax x1 -> [u1] [x1] 
 x1 zup x2 -> [x2] [x1] 
 x1 wif -> [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 