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

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

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