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

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

*GRAMMAR*
lug -> RED 
 dax -> PINK 
 blicket -> BLUE 
 kiki -> GREEN 
 u1 zup -> [u1] [u1] [u1] 
 u1 tufa u2 -> [u2] [u1] [u1] 
 x1 wif x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 