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

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

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