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

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

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