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

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

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