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

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

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