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

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

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