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

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

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