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

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

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