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

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

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