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

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

*GRAMMAR*
dax -> BLUE 
 kiki -> GREEN 
 wif -> RED 
 gazzer -> PINK 
 u1 blicket -> [u1] [u1] 
 u1 lug -> [u1] [u1] [u1] 
 u1 tufa u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 