*SUPPORT*
IN: wif lug OUT: PURPLE PURPLE
IN: dax lug OUT: YELLOW YELLOW
IN: wif zup OUT: PURPLE GREEN
IN: zup blicket dax wif zup OUT: YELLOW PURPLE GREEN GREEN
IN: gazzer zup lug OUT: PINK GREEN GREEN
IN: gazzer lug OUT: PINK PINK
IN: zup zup lug OUT: GREEN GREEN GREEN
IN: dax blicket dax OUT: YELLOW YELLOW
IN: wif OUT: PURPLE
IN: zup lug OUT: GREEN GREEN
IN: dax blicket zup OUT: GREEN YELLOW
IN: gazzer OUT: PINK
IN: wif wif lug OUT: PURPLE PURPLE PURPLE
IN: wif blicket zup blicket zup OUT: GREEN GREEN PURPLE

*QUERY*
IN: zup blicket gazzer lug OUT: PINK PINK GREEN
IN: dax tufa zup OUT: GREEN GREEN YELLOW GREEN
IN: zup dax lug OUT: GREEN YELLOW YELLOW
IN: gazzer gazzer blicket dax OUT: PINK YELLOW PINK
IN: dax OUT: YELLOW
IN: dax zup lug OUT: YELLOW GREEN GREEN
IN: wif gazzer blicket gazzer lug OUT: PURPLE PINK PINK PINK
IN: wif blicket wif OUT: PURPLE PURPLE
IN: wif zup lug tufa dax OUT: YELLOW YELLOW PURPLE GREEN GREEN YELLOW
IN: zup OUT: GREEN

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