Section Euclid.
Context `{Ax:area}.

Lemma proposition_44 :
forall A B D J N R a b c,
Triangle a b c -> nCol J D N -> nCol A B R ->
exists X Y Z, PG A B X Y /\ CongA A B X J D N /\ EF a b Z c A B X Y /\ Midpoint b Z c /\ TS X A B R.