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

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

*GRAMMAR*
wif -> GREEN 
 blicket -> YELLOW 
 gazzer -> BLUE 
 zup -> PURPLE 
 x1 tufa x2 -> [x2] [x1] 
 x1 lug x2 -> [x1] [x2] 
 u1 dax u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 