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

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

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