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

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

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