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

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

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