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

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

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