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

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

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