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

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

*GRAMMAR*
kiki -> PINK 
 gazzer -> BLUE 
 zup -> RED 
 dax -> GREEN 
 x1 wif x2 -> [x2] [x1] 
 u1 fep -> [u1] [u1] [u1] [u1] 
 u1 tufa u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 