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

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

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