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

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

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