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

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

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