*SUPPORT*
IN: dax gazzer tufa gazzer OUT: PURPLE BLUE BLUE
IN: dax tufa blicket blicket wif gazzer tufa wif OUT: GREEN GREEN YELLOW YELLOW BLUE PURPLE
IN: gazzer lug blicket OUT: GREEN GREEN BLUE BLUE GREEN BLUE
IN: wif blicket zup OUT: YELLOW GREEN GREEN GREEN GREEN
IN: blicket dax OUT: GREEN PURPLE
IN: wif tufa dax OUT: PURPLE YELLOW
IN: dax dax OUT: PURPLE PURPLE
IN: blicket gazzer OUT: GREEN BLUE
IN: gazzer gazzer tufa wif OUT: BLUE YELLOW BLUE
IN: blicket tufa wif tufa dax blicket OUT: PURPLE GREEN YELLOW GREEN
IN: dax tufa dax tufa blicket OUT: GREEN PURPLE PURPLE
IN: dax OUT: PURPLE
IN: gazzer tufa blicket OUT: GREEN BLUE
IN: dax wif zup OUT: PURPLE YELLOW YELLOW YELLOW YELLOW

*QUERY*
IN: wif OUT: YELLOW
IN: dax tufa blicket OUT: GREEN PURPLE
IN: blicket zup OUT: GREEN GREEN GREEN GREEN
IN: blicket OUT: GREEN
IN: wif zup OUT: YELLOW YELLOW YELLOW YELLOW
IN: wif lug dax OUT: PURPLE PURPLE YELLOW YELLOW PURPLE YELLOW
IN: blicket tufa blicket dax zup OUT: GREEN PURPLE PURPLE PURPLE PURPLE GREEN
IN: gazzer OUT: BLUE
IN: gazzer zup OUT: BLUE BLUE BLUE BLUE
IN: dax zup OUT: PURPLE PURPLE PURPLE PURPLE

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