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

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

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