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

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

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