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

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

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