*SUPPORT*
IN: wif gazzer dax OUT: PINK GREEN GREEN GREEN
IN: wif zup kiki wif OUT: PINK PINK RED PINK RED
IN: wif kiki zup OUT: RED PINK PINK
IN: zup tufa kiki wif OUT: PINK RED RED RED RED
IN: fep dax OUT: BLUE BLUE BLUE
IN: zup dax OUT: RED RED RED
IN: gazzer dax OUT: GREEN GREEN GREEN
IN: wif gazzer dax tufa OUT: PINK GREEN GREEN GREEN PINK GREEN GREEN GREEN
IN: wif tufa OUT: PINK PINK
IN: gazzer wif OUT: GREEN PINK
IN: zup OUT: RED
IN: fep dax tufa OUT: BLUE BLUE BLUE BLUE BLUE BLUE
IN: fep zup tufa tufa OUT: BLUE RED BLUE RED BLUE RED BLUE RED
IN: zup dax kiki wif OUT: PINK RED RED RED RED RED RED

*QUERY*
IN: gazzer wif dax OUT: GREEN PINK PINK PINK
IN: gazzer dax kiki fep OUT: BLUE GREEN GREEN GREEN GREEN GREEN GREEN
IN: wif OUT: PINK
IN: wif wif gazzer dax OUT: PINK PINK GREEN GREEN GREEN
IN: gazzer OUT: GREEN
IN: wif dax kiki wif OUT: PINK PINK PINK PINK PINK PINK PINK
IN: fep fep dax OUT: BLUE BLUE BLUE BLUE
IN: zup tufa OUT: RED RED
IN: wif dax OUT: PINK PINK PINK
IN: fep gazzer gazzer dax OUT: BLUE GREEN GREEN GREEN GREEN

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