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

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

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