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

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

*GRAMMAR*
blicket -> PURPLE 
 wif -> GREEN 
 dax -> PINK 
 tufa -> RED 
 u1 fep u2 -> [u1] [u2] 
 u1 gazzer -> [u1] [u1] [u1] 
 x1 kiki x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 