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

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

*GRAMMAR*
wif -> PINK 
 dax -> RED 
 fep -> PURPLE 
 tufa -> GREEN 
 u1 lug u2 -> [u1] [u2] 
 x1 gazzer u1 -> [x1] [u1] [x1] 
 x1 zup x2 -> [x1] [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 