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

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

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