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

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

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