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

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

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