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

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

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