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

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

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