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

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

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