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

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

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