飛(ひ)行(こう)機(き) hikoukiが ga西(にし) nishiの noほう houへ e飛(と)ん()で() tondeいった itta。 The airplane flew away toward the west. Literal Airplane [subject-が] west [possessive-の] direction [toward-へ] flew-went. ~のほう ('the direction of') softens the directional marker, making it less precise than just 西へ. ~ていった marks motion receding from the observer. airplanestransportationへ (direction)~ていく (motion away from speaker)
飛(ひ)行(こう)機(き) hikoukiが ga西(にし) nishiの noほう houへ e飛(と)ん()で() tondeいった itta。 The airplane flew away toward the west. Literal Airplane [subject-が] west [possessive-の] direction [toward-へ] flew-went. ~のほう ('the direction of') softens the directional marker, making it less precise than just 西へ. ~ていった marks motion receding from the observer. airplanestransportationへ (direction)~ていく (motion away from speaker)