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

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

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