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

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

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