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

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

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