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

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

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