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

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

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