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

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

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