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

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

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