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

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

*GRAMMAR*
fep -> YELLOW 
 tufa -> BLUE 
 dax -> GREEN 
 blicket -> PURPLE 
 x1 zup x2 -> [x1] [x1] [x2] 
 u1 wif u2 -> [u1] [u2] 
 x1 lug -> [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 