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

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

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