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

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

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