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

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

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