*SUPPORT*
IN: fep lug fep OUT: YELLOW YELLOW
IN: kiki wif OUT: GREEN GREEN GREEN
IN: kiki fep wif OUT: GREEN YELLOW YELLOW YELLOW
IN: tufa lug fep OUT: YELLOW BLUE
IN: fep wif OUT: YELLOW YELLOW YELLOW
IN: tufa fep OUT: BLUE YELLOW
IN: kiki tufa fep wif OUT: GREEN BLUE YELLOW YELLOW YELLOW
IN: fep lug tufa OUT: BLUE YELLOW
IN: gazzer OUT: RED
IN: fep tufa lug kiki blicket fep fep OUT: YELLOW YELLOW YELLOW GREEN BLUE YELLOW GREEN BLUE
IN: tufa OUT: BLUE
IN: gazzer lug gazzer OUT: RED RED
IN: fep lug gazzer OUT: RED YELLOW
IN: gazzer lug kiki OUT: GREEN RED

*QUERY*
IN: gazzer gazzer kiki OUT: RED RED GREEN
IN: kiki wif blicket gazzer lug tufa OUT: BLUE RED GREEN GREEN GREEN GREEN GREEN GREEN
IN: gazzer wif OUT: RED RED RED
IN: kiki tufa lug fep blicket gazzer lug kiki OUT: GREEN RED GREEN YELLOW BLUE GREEN YELLOW BLUE
IN: tufa lug kiki blicket gazzer OUT: RED GREEN BLUE GREEN BLUE
IN: kiki kiki OUT: GREEN GREEN
IN: fep OUT: YELLOW
IN: kiki OUT: GREEN
IN: fep blicket kiki lug fep OUT: YELLOW GREEN YELLOW YELLOW
IN: tufa wif OUT: BLUE BLUE BLUE

*GRAMMAR*
gazzer -> RED 
 kiki -> GREEN 
 fep -> YELLOW 
 tufa -> BLUE 
 u1 lug u2 -> [u2] [u1] 
 x1 blicket x2 -> [x2] [x1] [x1] 
 u1 wif -> [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 