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

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

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