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

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

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