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

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

*GRAMMAR*
wif -> YELLOW 
 lug -> PURPLE 
 zup -> PINK 
 fep -> BLUE 
 u1 blicket u2 -> [u2] [u1] [u2] 
 x1 tufa x2 -> [x1] [x2] 
 u1 kiki x1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 