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

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

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