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

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

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