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

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

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