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

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

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