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

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

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