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

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

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