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

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

*GRAMMAR*
zup -> GREEN 
 wif -> YELLOW 
 blicket -> BLUE 
 gazzer -> RED 
 x1 dax x2 -> [x1] [x2] 
 u1 lug u2 -> [u1] [u2] 
 x1 tufa x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 