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

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

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