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

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

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