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

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

*GRAMMAR*
dax -> RED 
 gazzer -> GREEN 
 fep -> YELLOW 
 zup -> PINK 
 u1 wif -> [u1] [u1] 
 x1 tufa x2 -> [x1] [x2] [x1] 
 u1 kiki -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 