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

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

*GRAMMAR*
fep -> YELLOW 
 gazzer -> PINK 
 zup -> GREEN 
 tufa -> BLUE 
 u1 dax u2 -> [u2] [u1] 
 u1 lug -> [u1] [u1] [u1] 
 x1 blicket x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 