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

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

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