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

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

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