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

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

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