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

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

*GRAMMAR*
blicket -> RED 
 tufa -> BLUE 
 zup -> PURPLE 
 fep -> PINK 
 x1 lug u1 -> [u1] [x1] 
 u1 kiki x1 -> [x1] [u1] 
 x1 dax x2 -> [x1] [x2] [x2] 
 u1 x1 -> [u1] [x1] 
 