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

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

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