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

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

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