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

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

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