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

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

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