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

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

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