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

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

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