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

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

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