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

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

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