*SUPPORT*
IN: dax tufa dax zup OUT: YELLOW YELLOW YELLOW YELLOW
IN: blicket wif dax zup OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW GREEN
IN: blicket tufa dax zup OUT: YELLOW YELLOW YELLOW GREEN
IN: blicket lug tufa kiki zup OUT: GREEN PURPLE PURPLE PURPLE BLUE
IN: lug tufa lug OUT: BLUE BLUE
IN: lug blicket OUT: BLUE GREEN
IN: lug OUT: BLUE
IN: blicket zup OUT: GREEN GREEN GREEN
IN: kiki OUT: PURPLE
IN: lug kiki wif dax OUT: YELLOW YELLOW BLUE PURPLE
IN: kiki zup OUT: PURPLE PURPLE PURPLE
IN: kiki dax tufa lug tufa dax kiki OUT: PURPLE YELLOW PURPLE BLUE YELLOW
IN: lug tufa dax tufa blicket tufa blicket zup OUT: GREEN GREEN GREEN GREEN YELLOW BLUE
IN: dax OUT: YELLOW

*QUERY*
IN: dax zup OUT: YELLOW YELLOW YELLOW
IN: lug kiki OUT: BLUE PURPLE
IN: dax dax kiki zup OUT: YELLOW YELLOW PURPLE PURPLE PURPLE
IN: blicket tufa blicket tufa blicket tufa dax zup OUT: YELLOW YELLOW YELLOW GREEN GREEN GREEN
IN: kiki tufa dax kiki OUT: YELLOW PURPLE PURPLE
IN: blicket lug OUT: GREEN BLUE
IN: lug tufa dax tufa dax kiki OUT: YELLOW PURPLE YELLOW BLUE
IN: lug tufa kiki OUT: PURPLE BLUE
IN: blicket OUT: GREEN
IN: lug dax lug lug zup OUT: BLUE YELLOW BLUE BLUE BLUE BLUE

*GRAMMAR*
lug -> BLUE 
 blicket -> GREEN 
 kiki -> PURPLE 
 dax -> YELLOW 
 x1 wif x2 -> [x2] [x2] [x1] 
 u1 tufa x1 -> [x1] [u1] 
 u1 zup -> [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 