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

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

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