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

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

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