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

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

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