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

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

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