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

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

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