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

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

*GRAMMAR*
kiki -> PURPLE 
 gazzer -> RED 
 tufa -> GREEN 
 blicket -> BLUE 
 u1 zup x1 -> [u1] [x1] 
 u1 dax u2 -> [u1] [u2] 
 u1 fep x1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 