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

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

*GRAMMAR*
wif -> GREEN 
 fep -> RED 
 kiki -> BLUE 
 dax -> PURPLE 
 u1 tufa x1 -> [x1] [u1] 
 u1 lug u2 -> [u1] [u2] 
 u1 gazzer -> [u1] [u1] [u1] [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 