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

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

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