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

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

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