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

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

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