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

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

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