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

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

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