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

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

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