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

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

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