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

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

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