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

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

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