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

*QUERY*
IN: dax fep blicket OUT: PURPLE GREEN
IN: kiki OUT: PINK
IN: tufa blicket fep blicket OUT: RED PURPLE PURPLE
IN: kiki zup tufa OUT: PINK RED
IN: tufa lug OUT: RED RED RED RED RED RED
IN: blicket fep tufa OUT: RED PURPLE
IN: kiki dax tufa dax zup kiki OUT: PINK GREEN RED GREEN PINK
IN: dax OUT: GREEN
IN: tufa zup dax OUT: RED GREEN
IN: blicket fep kiki OUT: PINK PURPLE

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