T2 Category schools: English medium school/provision or those with a high proportion of Welsh provision transitioning to being a dual language (Welsh and English) school/provision over time
ysgolion categori T3: ysgolion/darpariaeth dwy iaith (Cymraeg a Saesneg) sy’n pontio i fod yn ysgolion/darpariaeth cyfrwng Cymraeg dros amser