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

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

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