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

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

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