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

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

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