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

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

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