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

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

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