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

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

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