*SUPPORT*
IN: tufa dax fep OUT: RED BLUE
IN: blicket dax tufa zup gazzer OUT: YELLOW RED GREEN
IN: gazzer gazzer dax tufa OUT: GREEN GREEN RED
IN: fep wif gazzer tufa zup fep OUT: BLUE GREEN RED BLUE
IN: gazzer fep gazzer OUT: GREEN BLUE GREEN
IN: tufa wif blicket zup tufa OUT: RED YELLOW RED
IN: fep wif blicket gazzer dax blicket OUT: BLUE YELLOW GREEN YELLOW
IN: gazzer OUT: GREEN
IN: fep dax fep OUT: BLUE BLUE
IN: blicket wif tufa OUT: YELLOW RED
IN: tufa wif fep dax gazzer OUT: RED BLUE GREEN
IN: blicket wif blicket dax gazzer OUT: YELLOW YELLOW GREEN
IN: fep dax gazzer OUT: BLUE GREEN
IN: tufa blicket gazzer gazzer OUT: RED YELLOW GREEN GREEN

*QUERY*
IN: blicket OUT: YELLOW
IN: fep blicket dax blicket zup blicket OUT: BLUE YELLOW YELLOW YELLOW
IN: fep fep OUT: BLUE BLUE
IN: tufa OUT: RED
IN: gazzer dax blicket OUT: GREEN YELLOW
IN: tufa fep dax blicket zup gazzer OUT: RED BLUE YELLOW GREEN
IN: gazzer wif tufa fep gazzer gazzer wif tufa OUT: GREEN RED BLUE GREEN GREEN RED
IN: blicket tufa dax tufa OUT: YELLOW RED RED
IN: fep OUT: BLUE
IN: tufa fep OUT: RED BLUE

*GRAMMAR*
blicket -> YELLOW 
 tufa -> RED 
 gazzer -> GREEN 
 fep -> BLUE 
 x1 zup u1 -> [x1] [u1] 
 u1 dax u2 -> [u1] [u2] 
 u1 wif x1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 