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

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

*GRAMMAR*
fep -> GREEN 
 kiki -> BLUE 
 gazzer -> RED 
 wif -> PINK 
 x1 zup -> [x1] [x1] [x1] [x1] 
 x1 tufa u1 -> [x1] [x1] [u1] 
 u1 dax u2 -> [u2] [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 