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

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

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