*SUPPORT*
IN: lug tufa zup dax tufa dax blicket OUT: YELLOW BLUE GREEN BLUE GREEN BLUE GREEN BLUE
IN: blicket OUT: YELLOW
IN: fep OUT: PURPLE
IN: blicket tufa dax lug dax tufa OUT: BLUE GREEN YELLOW BLUE
IN: blicket gazzer lug OUT: GREEN YELLOW
IN: fep gazzer fep zup OUT: PURPLE PURPLE PURPLE PURPLE
IN: tufa dax blicket OUT: YELLOW BLUE
IN: lug blicket OUT: GREEN YELLOW
IN: blicket zup OUT: YELLOW YELLOW YELLOW
IN: tufa blicket lug dax lug dax fep OUT: PURPLE GREEN BLUE YELLOW GREEN
IN: lug lug OUT: GREEN GREEN
IN: blicket blicket dax lug dax blicket OUT: YELLOW GREEN YELLOW YELLOW
IN: tufa dax tufa OUT: BLUE BLUE
IN: blicket fep dax blicket OUT: YELLOW YELLOW PURPLE

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

*GRAMMAR*
tufa -> BLUE 
 lug -> GREEN 
 fep -> PURPLE 
 blicket -> YELLOW 
 x1 dax u1 -> [u1] [x1] 
 x1 gazzer x2 -> [x2] [x1] 
 x1 zup -> [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 