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

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

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