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

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

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