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

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

*GRAMMAR*
kiki -> RED 
 zup -> PURPLE 
 wif -> GREEN 
 gazzer -> YELLOW 
 u1 tufa u2 -> [u2] [u2] [u1] 
 x1 fep u1 -> [u1] [x1] 
 x1 dax x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 