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

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

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