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

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

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