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

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

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