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

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

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