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

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

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