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

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

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