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

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

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