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

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

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