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

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

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