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

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

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