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

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

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