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

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

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