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

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

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