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

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

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