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

*QUERY*
IN: kiki zup OUT: GREEN GREEN
IN: kiki gazzer OUT: GREEN GREEN
IN: lug zup OUT: BLUE BLUE
IN: lug lug wif kiki zup OUT: BLUE BLUE PINK GREEN GREEN
IN: wif OUT: PINK
IN: lug blicket lug gazzer OUT: BLUE BLUE BLUE
IN: wif wif OUT: PINK PINK
IN: kiki wif zup OUT: GREEN PINK PINK
IN: lug gazzer OUT: BLUE BLUE
IN: wif zup OUT: PINK PINK

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