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

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

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