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

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

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