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

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

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