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

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

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