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

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

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