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

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

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