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

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

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