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

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

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