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

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

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