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

*QUERY*
IN: wif fep dax OUT: GREEN YELLOW YELLOW
IN: wif wif blicket OUT: YELLOW YELLOW BLUE
IN: blicket fep blicket OUT: BLUE BLUE BLUE
IN: dax wif kiki tufa OUT: GREEN YELLOW YELLOW PINK PINK
IN: blicket tufa kiki wif OUT: BLUE PINK PINK YELLOW YELLOW
IN: tufa lug OUT: PINK PINK PINK
IN: blicket fep wif OUT: YELLOW BLUE BLUE
IN: tufa OUT: PINK
IN: blicket kiki wif OUT: BLUE BLUE YELLOW YELLOW
IN: dax blicket fep dax OUT: GREEN GREEN BLUE BLUE

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