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

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

*GRAMMAR*
tufa -> BLUE 
 wif -> PURPLE 
 dax -> GREEN 
 gazzer -> RED 
 x1 lug -> [x1] [x1] 
 u1 kiki u2 -> [u1] [u2] 
 x1 fep x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 