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

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

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