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

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

*GRAMMAR*
wif -> PURPLE 
 fep -> BLUE 
 kiki -> YELLOW 
 lug -> GREEN 
 x1 blicket u1 -> [u1] [x1] 
 x1 gazzer x2 -> [x2] [x1] 
 x1 tufa -> [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 