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

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

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