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

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

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