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

*QUERY*
IN: wif OUT: PINK
IN: lug fep dax dax zup OUT: BLUE BLUE PURPLE PURPLE PURPLE PURPLE
IN: lug lug blicket tufa blicket lug OUT: BLUE BLUE GREEN BLUE
IN: dax fep tufa zup OUT: PURPLE PURPLE GREEN GREEN
IN: lug fep tufa fep lug zup OUT: BLUE BLUE GREEN BLUE BLUE GREEN BLUE BLUE
IN: dax blicket lug blicket lug wif OUT: BLUE PINK BLUE PURPLE
IN: wif dax blicket tufa OUT: PINK GREEN PURPLE
IN: dax fep lug zup zup OUT: PURPLE PURPLE BLUE BLUE BLUE BLUE
IN: wif zup zup OUT: PINK PINK PINK PINK
IN: lug blicket tufa wif zup OUT: GREEN PINK GREEN PINK BLUE

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