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

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

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