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

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

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