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

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

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