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

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

*GRAMMAR*
tufa -> BLUE 
 wif -> GREEN 
 gazzer -> RED 
 blicket -> PINK 
 x1 fep x2 -> [x1] [x2] 
 x1 dax u1 -> [u1] [x1] 
 x1 kiki x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 