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

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

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