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

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

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