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

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

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