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

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

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