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

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

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