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

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

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