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

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

*GRAMMAR*
dax -> PINK 
 wif -> GREEN 
 blicket -> PURPLE 
 fep -> YELLOW 
 u1 tufa x1 -> [u1] [x1] 
 u1 gazzer -> [u1] [u1] 
 x1 zup x2 -> [x2] [x1] [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 