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

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

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