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

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

*GRAMMAR*
gazzer -> PINK 
 fep -> GREEN 
 lug -> BLUE 
 wif -> PURPLE 
 u1 tufa u2 -> [u2] [u1] 
 u1 dax -> [u1] [u1] [u1] [u1] [u1] 
 x1 blicket -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 