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

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

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