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

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

*GRAMMAR*
fep -> PURPLE 
 lug -> GREEN 
 blicket -> BLUE 
 tufa -> RED 
 x1 dax x2 -> [x2] [x1] [x2] [x1] [x1] 
 x1 gazzer x2 -> [x2] [x2] [x1] [x1] [x2] 
 x1 zup x2 -> [x2] [x2] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 